89553720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:565

約数の個数: 128

約数和(自身を含む): 284912640

約数和(自身を除く): 195358920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 71, 92, 115, 120, 138, 142, 184, 213, 230, 276, 284, 345, 355, 426, 457, 460, 552, 568, 690, 710, 852, 914, 920, 1065, 1371, 1380, 1420, 1633, 1704, 1828, 2130, 2285, 2742, 2760, 2840, 3266, 3656, 4260, 4570, 4899, 5484, 6532, 6855, 8165, 8520, 9140, 9798, 10511, 10968, 13064, 13710, 16330, 18280, 19596, 21022, 24495, 27420, 31533, 32447, 32660, 39192, 42044, 48990, 52555, 54840, 63066, 64894, 65320, 84088, 97341, 97980, 105110, 126132, 129788, 157665, 162235, 194682, 195960, 210220, 252264, 259576, 315330, 324470, 389364, 420440, 486705, 630660, 648940, 746281, 778728, 973410, 1261320, 1297880, 1492562, 1946820, 2238843, 2985124, 3731405, 3893640, 4477686, 5970248, 7462810, 8955372, 11194215, 14925620, 17910744, 22388430, 29851240, 44776860, 89553720]

約数ペア:

[(1, 89553720), (2, 44776860), (3, 29851240), (4, 22388430), (5, 17910744), (6, 14925620), (8, 11194215), (10, 8955372), (12, 7462810), (15, 5970248), (20, 4477686), (23, 3893640), (24, 3731405), (30, 2985124), (40, 2238843), (46, 1946820), (60, 1492562), (69, 1297880), (71, 1261320), (92, 973410), (115, 778728), (120, 746281), (138, 648940), (142, 630660), (184, 486705), (213, 420440), (230, 389364), (276, 324470), (284, 315330), (345, 259576), (355, 252264), (426, 210220), (457, 195960), (460, 194682), (552, 162235), (568, 157665), (690, 129788), (710, 126132), (852, 105110), (914, 97980), (920, 97341), (1065, 84088), (1371, 65320), (1380, 64894), (1420, 63066), (1633, 54840), (1704, 52555), (1828, 48990), (2130, 42044), (2285, 39192), (2742, 32660), (2760, 32447), (2840, 31533), (3266, 27420), (3656, 24495), (4260, 21022), (4570, 19596), (4899, 18280), (5484, 16330), (6532, 13710), (6855, 13064), (8165, 10968), (8520, 10511), (9140, 9798)]