649484220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:214

約数の個数: 384

約数和(自身を含む): 2451456000

約数和(自身を除く): 1801971780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 49, 55, 57, 60, 66, 70, 76, 77, 84, 95, 98, 105, 110, 114, 132, 133, 140, 147, 151, 154, 165, 190, 196, 209, 210, 220, 228, 231, 245, 266, 285, 294, 302, 308, 330, 343, 380, 385, 399, 418, 420, 453, 462, 490, 532, 539, 570, 588, 604, 627, 660, 665, 686, 735, 755, 770, 798, 836, 906, 924, 931, 980, 1029, 1045, 1057, 1078, 1140, 1155, 1254, 1330, 1372, 1463, 1470, 1510, 1540, 1596, 1617, 1661, 1715, 1812, 1862, 1995, 2058, 2090, 2114, 2156, 2265, 2310, 2508, 2660, 2695, 2793, 2869, 2926, 2940, 3020, 3135, 3171, 3234, 3322, 3430, 3724, 3773, 3990, 4116, 4180, 4228, 4389, 4530, 4620, 4655, 4983, 5145, 5285, 5390, 5586, 5738, 5852, 6270, 6342, 6468, 6517, 6644, 6860, 7315, 7399, 7546, 7980, 8085, 8305, 8607, 8778, 9060, 9310, 9966, 10241, 10290, 10570, 10780, 11172, 11319, 11476, 11627, 12540, 12684, 13034, 13965, 14345, 14630, 14798, 15092, 15855, 16170, 16610, 17214, 17556, 18620, 18865, 19551, 19932, 20083, 20482, 20580, 21140, 21945, 22197, 22638, 23254, 24915, 26068, 27930, 28690, 29260, 29596, 30723, 31559, 31710, 32340, 32585, 33220, 34428, 34881, 36995, 37730, 39102, 40166, 40964, 43035, 43890, 44394, 45276, 46508, 49830, 51205, 51793, 55860, 56595, 57380, 58135, 60249, 61446, 63118, 63420, 65170, 69762, 71687, 73990, 75460, 78204, 80332, 81389, 86070, 87780, 88788, 94677, 97755, 99660, 100415, 102410, 103586, 110985, 113190, 116270, 120498, 122892, 126236, 130340, 139524, 140581, 143374, 147980, 153615, 155379, 157795, 162778, 172140, 174405, 189354, 195510, 200830, 204820, 207172, 215061, 220913, 221970, 226380, 232540, 240996, 244167, 258965, 281162, 286748, 301245, 307230, 310758, 315590, 325556, 348810, 358435, 378708, 391020, 401660, 406945, 421743, 430122, 441826, 443940, 473385, 488334, 517930, 562324, 569723, 602490, 614460, 621516, 631180, 662739, 697620, 702905, 716870, 776895, 813890, 843486, 860244, 883652, 946770, 976668, 984067, 1035860, 1075305, 1104565, 1139446, 1204980, 1220835, 1325478, 1405810, 1433740, 1546391, 1553790, 1627780, 1686972, 1709169, 1893540, 1968134, 2108715, 2150610, 2209130, 2278892, 2441670, 2650956, 2811620, 2848615, 2952201, 3092782, 3107580, 3313695, 3418338, 3936268, 4217430, 4301220, 4418260, 4639173, 4883340, 4920335, 5697230, 5904402, 6185564, 6627390, 6836676, 7731955, 8434860, 8545845, 9278346, 9840670, 10824737, 11394460, 11808804, 13254780, 14761005, 15463910, 17091690, 18556692, 19681340, 21649474, 23195865, 29522010, 30927820, 32474211, 34183380, 43298948, 46391730, 54123685, 59044020, 64948422, 92783460, 108247370, 129896844, 162371055, 216494740, 324742110, 649484220]

約数ペア:

[(1, 649484220), (2, 324742110), (3, 216494740), (4, 162371055), (5, 129896844), (6, 108247370), (7, 92783460), (10, 64948422), (11, 59044020), (12, 54123685), (14, 46391730), (15, 43298948), (19, 34183380), (20, 32474211), (21, 30927820), (22, 29522010), (28, 23195865), (30, 21649474), (33, 19681340), (35, 18556692), (38, 17091690), (42, 15463910), (44, 14761005), (49, 13254780), (55, 11808804), (57, 11394460), (60, 10824737), (66, 9840670), (70, 9278346), (76, 8545845), (77, 8434860), (84, 7731955), (95, 6836676), (98, 6627390), (105, 6185564), (110, 5904402), (114, 5697230), (132, 4920335), (133, 4883340), (140, 4639173), (147, 4418260), (151, 4301220), (154, 4217430), (165, 3936268), (190, 3418338), (196, 3313695), (209, 3107580), (210, 3092782), (220, 2952201), (228, 2848615), (231, 2811620), (245, 2650956), (266, 2441670), (285, 2278892), (294, 2209130), (302, 2150610), (308, 2108715), (330, 1968134), (343, 1893540), (380, 1709169), (385, 1686972), (399, 1627780), (418, 1553790), (420, 1546391), (453, 1433740), (462, 1405810), (490, 1325478), (532, 1220835), (539, 1204980), (570, 1139446), (588, 1104565), (604, 1075305), (627, 1035860), (660, 984067), (665, 976668), (686, 946770), (735, 883652), (755, 860244), (770, 843486), (798, 813890), (836, 776895), (906, 716870), (924, 702905), (931, 697620), (980, 662739), (1029, 631180), (1045, 621516), (1057, 614460), (1078, 602490), (1140, 569723), (1155, 562324), (1254, 517930), (1330, 488334), (1372, 473385), (1463, 443940), (1470, 441826), (1510, 430122), (1540, 421743), (1596, 406945), (1617, 401660), (1661, 391020), (1715, 378708), (1812, 358435), (1862, 348810), (1995, 325556), (2058, 315590), (2090, 310758), (2114, 307230), (2156, 301245), (2265, 286748), (2310, 281162), (2508, 258965), (2660, 244167), (2695, 240996), (2793, 232540), (2869, 226380), (2926, 221970), (2940, 220913), (3020, 215061), (3135, 207172), (3171, 204820), (3234, 200830), (3322, 195510), (3430, 189354), (3724, 174405), (3773, 172140), (3990, 162778), (4116, 157795), (4180, 155379), (4228, 153615), (4389, 147980), (4530, 143374), (4620, 140581), (4655, 139524), (4983, 130340), (5145, 126236), (5285, 122892), (5390, 120498), (5586, 116270), (5738, 113190), (5852, 110985), (6270, 103586), (6342, 102410), (6468, 100415), (6517, 99660), (6644, 97755), (6860, 94677), (7315, 88788), (7399, 87780), (7546, 86070), (7980, 81389), (8085, 80332), (8305, 78204), (8607, 75460), (8778, 73990), (9060, 71687), (9310, 69762), (9966, 65170), (10241, 63420), (10290, 63118), (10570, 61446), (10780, 60249), (11172, 58135), (11319, 57380), (11476, 56595), (11627, 55860), (12540, 51793), (12684, 51205), (13034, 49830), (13965, 46508), (14345, 45276), (14630, 44394), (14798, 43890), (15092, 43035), (15855, 40964), (16170, 40166), (16610, 39102), (17214, 37730), (17556, 36995), (18620, 34881), (18865, 34428), (19551, 33220), (19932, 32585), (20083, 32340), (20482, 31710), (20580, 31559), (21140, 30723), (21945, 29596), (22197, 29260), (22638, 28690), (23254, 27930), (24915, 26068)]