155210900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 393724800

約数和(自身を除く): 238513900

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 29, 46, 50, 52, 58, 65, 92, 100, 115, 116, 130, 145, 179, 230, 260, 290, 299, 325, 358, 377, 460, 575, 580, 598, 650, 667, 716, 725, 754, 895, 1150, 1196, 1300, 1334, 1450, 1495, 1508, 1790, 1885, 2300, 2327, 2668, 2900, 2990, 3335, 3580, 3770, 4117, 4475, 4654, 5191, 5980, 6670, 7475, 7540, 8234, 8671, 8950, 9308, 9425, 10382, 11635, 13340, 14950, 16468, 16675, 17342, 17900, 18850, 20585, 20764, 23270, 25955, 29900, 33350, 34684, 37700, 41170, 43355, 46540, 51910, 53521, 58175, 66700, 67483, 82340, 86710, 102925, 103820, 107042, 116350, 119393, 129775, 134966, 173420, 205850, 214084, 216775, 232700, 238786, 259550, 267605, 269932, 337415, 411700, 433550, 477572, 519100, 535210, 596965, 674830, 867100, 1070420, 1193930, 1338025, 1349660, 1552109, 1687075, 2387860, 2676050, 2984825, 3104218, 3374150, 5352100, 5969650, 6208436, 6748300, 7760545, 11939300, 15521090, 31042180, 38802725, 77605450, 155210900]

約数ペア:

[(1, 155210900), (2, 77605450), (4, 38802725), (5, 31042180), (10, 15521090), (13, 11939300), (20, 7760545), (23, 6748300), (25, 6208436), (26, 5969650), (29, 5352100), (46, 3374150), (50, 3104218), (52, 2984825), (58, 2676050), (65, 2387860), (92, 1687075), (100, 1552109), (115, 1349660), (116, 1338025), (130, 1193930), (145, 1070420), (179, 867100), (230, 674830), (260, 596965), (290, 535210), (299, 519100), (325, 477572), (358, 433550), (377, 411700), (460, 337415), (575, 269932), (580, 267605), (598, 259550), (650, 238786), (667, 232700), (716, 216775), (725, 214084), (754, 205850), (895, 173420), (1150, 134966), (1196, 129775), (1300, 119393), (1334, 116350), (1450, 107042), (1495, 103820), (1508, 102925), (1790, 86710), (1885, 82340), (2300, 67483), (2327, 66700), (2668, 58175), (2900, 53521), (2990, 51910), (3335, 46540), (3580, 43355), (3770, 41170), (4117, 37700), (4475, 34684), (4654, 33350), (5191, 29900), (5980, 25955), (6670, 23270), (7475, 20764), (7540, 20585), (8234, 18850), (8671, 17900), (8950, 17342), (9308, 16675), (9425, 16468), (10382, 14950), (11635, 13340)]