15678329680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{1931}}^1$

素因数の和:2205

約数の個数: 160

約数和(自身を含む): 40529155968

約数和(自身を除く): 24850826288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 211, 260, 296, 370, 422, 481, 520, 592, 740, 844, 962, 1040, 1055, 1480, 1688, 1924, 1931, 2110, 2405, 2743, 2960, 3376, 3848, 3862, 4220, 4810, 5486, 7696, 7724, 7807, 8440, 9620, 9655, 10972, 13715, 15448, 15614, 16880, 19240, 19310, 21944, 25103, 27430, 30896, 31228, 38480, 38620, 39035, 43888, 50206, 54860, 62456, 71447, 77240, 78070, 100412, 101491, 109720, 124912, 125515, 142894, 154480, 156140, 200824, 202982, 219440, 251030, 285788, 312280, 357235, 401648, 405964, 407441, 502060, 507455, 571576, 624560, 714470, 811928, 814882, 928811, 1004120, 1014910, 1143152, 1428940, 1623856, 1629764, 1857622, 2008240, 2029820, 2037205, 2857880, 3259528, 3715244, 4059640, 4074410, 4644055, 5296733, 5715760, 6519056, 7430488, 8119280, 8148820, 9288110, 10593466, 14860976, 15075317, 16297640, 18576220, 21186932, 26483665, 30150634, 32595280, 37152440, 42373864, 52967330, 60301268, 74304880, 75376585, 84747728, 105934660, 120602536, 150753170, 195979121, 211869320, 241205072, 301506340, 391958242, 423738640, 603012680, 783916484, 979895605, 1206025360, 1567832968, 1959791210, 3135665936, 3919582420, 7839164840, 15678329680]

約数ペア:

[(1, 15678329680), (2, 7839164840), (4, 3919582420), (5, 3135665936), (8, 1959791210), (10, 1567832968), (13, 1206025360), (16, 979895605), (20, 783916484), (26, 603012680), (37, 423738640), (40, 391958242), (52, 301506340), (65, 241205072), (74, 211869320), (80, 195979121), (104, 150753170), (130, 120602536), (148, 105934660), (185, 84747728), (208, 75376585), (211, 74304880), (260, 60301268), (296, 52967330), (370, 42373864), (422, 37152440), (481, 32595280), (520, 30150634), (592, 26483665), (740, 21186932), (844, 18576220), (962, 16297640), (1040, 15075317), (1055, 14860976), (1480, 10593466), (1688, 9288110), (1924, 8148820), (1931, 8119280), (2110, 7430488), (2405, 6519056), (2743, 5715760), (2960, 5296733), (3376, 4644055), (3848, 4074410), (3862, 4059640), (4220, 3715244), (4810, 3259528), (5486, 2857880), (7696, 2037205), (7724, 2029820), (7807, 2008240), (8440, 1857622), (9620, 1629764), (9655, 1623856), (10972, 1428940), (13715, 1143152), (15448, 1014910), (15614, 1004120), (16880, 928811), (19240, 814882), (19310, 811928), (21944, 714470), (25103, 624560), (27430, 571576), (30896, 507455), (31228, 502060), (38480, 407441), (38620, 405964), (39035, 401648), (43888, 357235), (50206, 312280), (54860, 285788), (62456, 251030), (71447, 219440), (77240, 202982), (78070, 200824), (100412, 156140), (101491, 154480), (109720, 142894), (124912, 125515)]