155654720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 224

約数和(自身を含む): 442423296

約数和(自身を除く): 286768576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 64, 65, 68, 71, 80, 85, 104, 124, 130, 136, 142, 155, 160, 170, 208, 221, 248, 260, 272, 284, 310, 320, 340, 355, 403, 416, 442, 496, 520, 527, 544, 568, 620, 680, 710, 806, 832, 884, 923, 992, 1040, 1054, 1088, 1105, 1136, 1207, 1240, 1360, 1420, 1612, 1768, 1846, 1984, 2015, 2080, 2108, 2201, 2210, 2272, 2414, 2480, 2635, 2720, 2840, 3224, 3536, 3692, 4030, 4160, 4216, 4402, 4420, 4544, 4615, 4828, 4960, 5270, 5440, 5680, 6035, 6448, 6851, 7072, 7384, 8060, 8432, 8804, 8840, 9230, 9656, 9920, 10540, 11005, 11360, 12070, 12896, 13702, 14144, 14768, 15691, 16120, 16864, 17608, 17680, 18460, 19312, 21080, 22010, 22720, 24140, 25792, 27404, 28613, 29536, 31382, 32240, 33728, 34255, 35216, 35360, 36920, 37417, 38624, 42160, 44020, 48280, 54808, 57226, 59072, 62764, 64480, 68510, 70432, 70720, 73840, 74834, 77248, 78455, 84320, 88040, 96560, 109616, 114452, 125528, 128960, 137020, 140864, 143065, 147680, 149668, 156910, 168640, 176080, 187085, 193120, 219232, 228904, 251056, 274040, 286130, 295360, 299336, 313820, 352160, 374170, 386240, 438464, 457808, 486421, 502112, 548080, 572260, 598672, 627640, 704320, 748340, 915616, 972842, 1004224, 1096160, 1144520, 1197344, 1255280, 1496680, 1831232, 1945684, 2192320, 2289040, 2394688, 2432105, 2510560, 2993360, 3891368, 4578080, 4864210, 5021120, 5986720, 7782736, 9156160, 9728420, 11973440, 15565472, 19456840, 31130944, 38913680, 77827360, 155654720]

約数ペア:

[(1, 155654720), (2, 77827360), (4, 38913680), (5, 31130944), (8, 19456840), (10, 15565472), (13, 11973440), (16, 9728420), (17, 9156160), (20, 7782736), (26, 5986720), (31, 5021120), (32, 4864210), (34, 4578080), (40, 3891368), (52, 2993360), (62, 2510560), (64, 2432105), (65, 2394688), (68, 2289040), (71, 2192320), (80, 1945684), (85, 1831232), (104, 1496680), (124, 1255280), (130, 1197344), (136, 1144520), (142, 1096160), (155, 1004224), (160, 972842), (170, 915616), (208, 748340), (221, 704320), (248, 627640), (260, 598672), (272, 572260), (284, 548080), (310, 502112), (320, 486421), (340, 457808), (355, 438464), (403, 386240), (416, 374170), (442, 352160), (496, 313820), (520, 299336), (527, 295360), (544, 286130), (568, 274040), (620, 251056), (680, 228904), (710, 219232), (806, 193120), (832, 187085), (884, 176080), (923, 168640), (992, 156910), (1040, 149668), (1054, 147680), (1088, 143065), (1105, 140864), (1136, 137020), (1207, 128960), (1240, 125528), (1360, 114452), (1420, 109616), (1612, 96560), (1768, 88040), (1846, 84320), (1984, 78455), (2015, 77248), (2080, 74834), (2108, 73840), (2201, 70720), (2210, 70432), (2272, 68510), (2414, 64480), (2480, 62764), (2635, 59072), (2720, 57226), (2840, 54808), (3224, 48280), (3536, 44020), (3692, 42160), (4030, 38624), (4160, 37417), (4216, 36920), (4402, 35360), (4420, 35216), (4544, 34255), (4615, 33728), (4828, 32240), (4960, 31382), (5270, 29536), (5440, 28613), (5680, 27404), (6035, 25792), (6448, 24140), (6851, 22720), (7072, 22010), (7384, 21080), (8060, 19312), (8432, 18460), (8804, 17680), (8840, 17608), (9230, 16864), (9656, 16120), (9920, 15691), (10540, 14768), (11005, 14144), (11360, 13702), (12070, 12896)]