408020760

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1741}}^1$

素因数の和:1799

約数の個数: 256

約数和(自身を含む): 1605427200

約数和(自身を除く): 1197406440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 168, 180, 186, 189, 210, 216, 217, 248, 252, 270, 279, 280, 310, 315, 360, 372, 378, 420, 434, 465, 504, 540, 558, 620, 630, 651, 744, 756, 837, 840, 868, 930, 945, 1080, 1085, 1116, 1240, 1260, 1302, 1395, 1512, 1674, 1736, 1741, 1860, 1890, 1953, 2170, 2232, 2520, 2604, 2790, 3255, 3348, 3482, 3720, 3780, 3906, 4185, 4340, 5208, 5223, 5580, 5859, 6510, 6696, 6964, 7560, 7812, 8370, 8680, 8705, 9765, 10446, 11160, 11718, 12187, 13020, 13928, 15624, 15669, 16740, 17410, 19530, 20892, 23436, 24374, 26040, 26115, 29295, 31338, 33480, 34820, 36561, 39060, 41784, 46872, 47007, 48748, 52230, 53971, 58590, 60935, 62676, 69640, 73122, 78120, 78345, 94014, 97496, 104460, 107942, 109683, 117180, 121870, 125352, 146244, 156690, 161913, 182805, 188028, 208920, 215884, 219366, 234360, 235035, 243740, 269855, 292488, 313380, 323826, 329049, 365610, 376056, 377797, 431768, 438732, 470070, 485739, 487480, 539710, 548415, 626760, 647652, 658098, 731220, 755594, 809565, 877464, 940140, 971478, 1079420, 1096830, 1133391, 1295304, 1316196, 1457217, 1462440, 1511188, 1619130, 1645245, 1880280, 1888985, 1942956, 2158840, 2193660, 2266782, 2428695, 2632392, 2914434, 3022376, 3238260, 3290490, 3400173, 3777970, 3885912, 4387320, 4533564, 4857390, 5666955, 5828868, 6476520, 6580980, 6800346, 7286085, 7555940, 9067128, 9714780, 10200519, 11333910, 11657736, 13161960, 13600692, 14572170, 15111880, 17000865, 19429560, 20401038, 22667820, 27201384, 29144340, 34001730, 40802076, 45335640, 51002595, 58288680, 68003460, 81604152, 102005190, 136006920, 204010380, 408020760]

約数ペア:

[(1, 408020760), (2, 204010380), (3, 136006920), (4, 102005190), (5, 81604152), (6, 68003460), (7, 58288680), (8, 51002595), (9, 45335640), (10, 40802076), (12, 34001730), (14, 29144340), (15, 27201384), (18, 22667820), (20, 20401038), (21, 19429560), (24, 17000865), (27, 15111880), (28, 14572170), (30, 13600692), (31, 13161960), (35, 11657736), (36, 11333910), (40, 10200519), (42, 9714780), (45, 9067128), (54, 7555940), (56, 7286085), (60, 6800346), (62, 6580980), (63, 6476520), (70, 5828868), (72, 5666955), (84, 4857390), (90, 4533564), (93, 4387320), (105, 3885912), (108, 3777970), (120, 3400173), (124, 3290490), (126, 3238260), (135, 3022376), (140, 2914434), (155, 2632392), (168, 2428695), (180, 2266782), (186, 2193660), (189, 2158840), (210, 1942956), (216, 1888985), (217, 1880280), (248, 1645245), (252, 1619130), (270, 1511188), (279, 1462440), (280, 1457217), (310, 1316196), (315, 1295304), (360, 1133391), (372, 1096830), (378, 1079420), (420, 971478), (434, 940140), (465, 877464), (504, 809565), (540, 755594), (558, 731220), (620, 658098), (630, 647652), (651, 626760), (744, 548415), (756, 539710), (837, 487480), (840, 485739), (868, 470070), (930, 438732), (945, 431768), (1080, 377797), (1085, 376056), (1116, 365610), (1240, 329049), (1260, 323826), (1302, 313380), (1395, 292488), (1512, 269855), (1674, 243740), (1736, 235035), (1741, 234360), (1860, 219366), (1890, 215884), (1953, 208920), (2170, 188028), (2232, 182805), (2520, 161913), (2604, 156690), (2790, 146244), (3255, 125352), (3348, 121870), (3482, 117180), (3720, 109683), (3780, 107942), (3906, 104460), (4185, 97496), (4340, 94014), (5208, 78345), (5223, 78120), (5580, 73122), (5859, 69640), (6510, 62676), (6696, 60935), (6964, 58590), (7560, 53971), (7812, 52230), (8370, 48748), (8680, 47007), (8705, 46872), (9765, 41784), (10446, 39060), (11160, 36561), (11718, 34820), (12187, 33480), (13020, 31338), (13928, 29295), (15624, 26115), (15669, 26040), (16740, 24374), (17410, 23436), (19530, 20892)]