309256920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1$

素因数の和:2199

約数の個数: 256

約数和(自身を含む): 1240704000

約数和(自身を除く): 931447080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 504, 513, 532, 540, 570, 630, 665, 684, 756, 760, 798, 840, 855, 945, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1512, 1596, 1710, 1890, 1995, 2052, 2153, 2280, 2394, 2520, 2565, 2660, 3192, 3420, 3591, 3780, 3990, 4104, 4306, 4788, 5130, 5320, 5985, 6459, 6840, 7182, 7560, 7980, 8612, 9576, 10260, 10765, 11970, 12918, 14364, 15071, 15960, 17224, 17955, 19377, 20520, 21530, 23940, 25836, 28728, 30142, 32295, 35910, 38754, 40907, 43060, 45213, 47880, 51672, 58131, 60284, 64590, 71820, 75355, 77508, 81814, 86120, 90426, 96885, 116262, 120568, 122721, 129180, 135639, 143640, 150710, 155016, 163628, 180852, 193770, 204535, 226065, 232524, 245442, 258360, 271278, 286349, 290655, 301420, 327256, 361704, 368163, 387540, 406917, 409070, 452130, 465048, 490884, 542556, 572698, 581310, 602840, 613605, 678195, 736326, 775080, 813834, 818140, 859047, 904260, 981768, 1085112, 1104489, 1145396, 1162620, 1227210, 1356390, 1431745, 1472652, 1627668, 1636280, 1718094, 1808520, 1840815, 2034585, 2208978, 2290792, 2325240, 2454420, 2577141, 2712780, 2863490, 2945304, 3255336, 3436188, 3681630, 4069170, 4295235, 4417956, 4908840, 5154282, 5425560, 5522445, 5726980, 6872376, 7363260, 7731423, 8138340, 8590470, 8835912, 10308564, 11044890, 11453960, 12885705, 14726520, 15462846, 16276680, 17180940, 20617128, 22089780, 25771410, 30925692, 34361880, 38657115, 44179560, 51542820, 61851384, 77314230, 103085640, 154628460, 309256920]

約数ペア:

[(1, 309256920), (2, 154628460), (3, 103085640), (4, 77314230), (5, 61851384), (6, 51542820), (7, 44179560), (8, 38657115), (9, 34361880), (10, 30925692), (12, 25771410), (14, 22089780), (15, 20617128), (18, 17180940), (19, 16276680), (20, 15462846), (21, 14726520), (24, 12885705), (27, 11453960), (28, 11044890), (30, 10308564), (35, 8835912), (36, 8590470), (38, 8138340), (40, 7731423), (42, 7363260), (45, 6872376), (54, 5726980), (56, 5522445), (57, 5425560), (60, 5154282), (63, 4908840), (70, 4417956), (72, 4295235), (76, 4069170), (84, 3681630), (90, 3436188), (95, 3255336), (105, 2945304), (108, 2863490), (114, 2712780), (120, 2577141), (126, 2454420), (133, 2325240), (135, 2290792), (140, 2208978), (152, 2034585), (168, 1840815), (171, 1808520), (180, 1718094), (189, 1636280), (190, 1627668), (210, 1472652), (216, 1431745), (228, 1356390), (252, 1227210), (266, 1162620), (270, 1145396), (280, 1104489), (285, 1085112), (315, 981768), (342, 904260), (360, 859047), (378, 818140), (380, 813834), (399, 775080), (420, 736326), (456, 678195), (504, 613605), (513, 602840), (532, 581310), (540, 572698), (570, 542556), (630, 490884), (665, 465048), (684, 452130), (756, 409070), (760, 406917), (798, 387540), (840, 368163), (855, 361704), (945, 327256), (1026, 301420), (1064, 290655), (1080, 286349), (1140, 271278), (1197, 258360), (1260, 245442), (1330, 232524), (1368, 226065), (1512, 204535), (1596, 193770), (1710, 180852), (1890, 163628), (1995, 155016), (2052, 150710), (2153, 143640), (2280, 135639), (2394, 129180), (2520, 122721), (2565, 120568), (2660, 116262), (3192, 96885), (3420, 90426), (3591, 86120), (3780, 81814), (3990, 77508), (4104, 75355), (4306, 71820), (4788, 64590), (5130, 60284), (5320, 58131), (5985, 51672), (6459, 47880), (6840, 45213), (7182, 43060), (7560, 40907), (7980, 38754), (8612, 35910), (9576, 32295), (10260, 30142), (10765, 28728), (11970, 25836), (12918, 23940), (14364, 21530), (15071, 20520), (15960, 19377), (17224, 17955)]