154606920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 256

約数和(自身を含む): 541900800

約数和(自身を除く): 387293880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 31, 39, 40, 46, 52, 60, 62, 65, 69, 78, 92, 93, 104, 115, 120, 124, 130, 138, 139, 155, 156, 184, 186, 195, 230, 248, 260, 276, 278, 299, 310, 312, 345, 372, 390, 403, 417, 460, 465, 520, 552, 556, 598, 620, 690, 695, 713, 744, 780, 806, 834, 897, 920, 930, 1112, 1196, 1209, 1240, 1380, 1390, 1426, 1495, 1560, 1612, 1668, 1794, 1807, 1860, 2015, 2085, 2139, 2392, 2418, 2760, 2780, 2852, 2990, 3197, 3224, 3336, 3565, 3588, 3614, 3720, 4030, 4170, 4278, 4309, 4485, 4836, 5421, 5560, 5704, 5980, 6045, 6394, 7130, 7176, 7228, 8060, 8340, 8556, 8618, 8970, 9035, 9269, 9591, 9672, 10695, 10842, 11960, 12090, 12788, 12927, 14260, 14456, 15985, 16120, 16680, 17112, 17236, 17940, 18070, 18538, 19182, 21390, 21545, 21684, 24180, 25576, 25854, 27105, 27807, 28520, 31970, 34472, 35880, 36140, 37076, 38364, 41561, 42780, 43090, 43368, 46345, 47955, 48360, 51708, 54210, 55614, 56017, 63940, 64635, 72280, 74152, 76728, 83122, 85560, 86180, 92690, 95910, 99107, 103416, 108420, 111228, 112034, 124683, 127880, 129270, 139035, 166244, 168051, 172360, 185380, 191820, 198214, 207805, 216840, 222456, 224068, 249366, 258540, 278070, 280085, 297321, 332488, 336102, 370760, 383640, 396428, 415610, 448136, 495535, 498732, 517080, 556140, 560170, 594642, 623415, 672204, 792856, 831220, 840255, 991070, 997464, 1112280, 1120340, 1189284, 1246830, 1288391, 1344408, 1486605, 1662440, 1680510, 1982140, 2240680, 2378568, 2493660, 2576782, 2973210, 3361020, 3865173, 3964280, 4987320, 5153564, 5946420, 6441955, 6722040, 7730346, 10307128, 11892840, 12883910, 15460692, 19325865, 25767820, 30921384, 38651730, 51535640, 77303460, 154606920]

約数ペア:

[(1, 154606920), (2, 77303460), (3, 51535640), (4, 38651730), (5, 30921384), (6, 25767820), (8, 19325865), (10, 15460692), (12, 12883910), (13, 11892840), (15, 10307128), (20, 7730346), (23, 6722040), (24, 6441955), (26, 5946420), (30, 5153564), (31, 4987320), (39, 3964280), (40, 3865173), (46, 3361020), (52, 2973210), (60, 2576782), (62, 2493660), (65, 2378568), (69, 2240680), (78, 1982140), (92, 1680510), (93, 1662440), (104, 1486605), (115, 1344408), (120, 1288391), (124, 1246830), (130, 1189284), (138, 1120340), (139, 1112280), (155, 997464), (156, 991070), (184, 840255), (186, 831220), (195, 792856), (230, 672204), (248, 623415), (260, 594642), (276, 560170), (278, 556140), (299, 517080), (310, 498732), (312, 495535), (345, 448136), (372, 415610), (390, 396428), (403, 383640), (417, 370760), (460, 336102), (465, 332488), (520, 297321), (552, 280085), (556, 278070), (598, 258540), (620, 249366), (690, 224068), (695, 222456), (713, 216840), (744, 207805), (780, 198214), (806, 191820), (834, 185380), (897, 172360), (920, 168051), (930, 166244), (1112, 139035), (1196, 129270), (1209, 127880), (1240, 124683), (1380, 112034), (1390, 111228), (1426, 108420), (1495, 103416), (1560, 99107), (1612, 95910), (1668, 92690), (1794, 86180), (1807, 85560), (1860, 83122), (2015, 76728), (2085, 74152), (2139, 72280), (2392, 64635), (2418, 63940), (2760, 56017), (2780, 55614), (2852, 54210), (2990, 51708), (3197, 48360), (3224, 47955), (3336, 46345), (3565, 43368), (3588, 43090), (3614, 42780), (3720, 41561), (4030, 38364), (4170, 37076), (4278, 36140), (4309, 35880), (4485, 34472), (4836, 31970), (5421, 28520), (5560, 27807), (5704, 27105), (5980, 25854), (6045, 25576), (6394, 24180), (7130, 21684), (7176, 21545), (7228, 21390), (8060, 19182), (8340, 18538), (8556, 18070), (8618, 17940), (8970, 17236), (9035, 17112), (9269, 16680), (9591, 16120), (9672, 15985), (10695, 14456), (10842, 14260), (11960, 12927), (12090, 12788)]