161505120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:773

約数の個数: 192

約数和(自身を含む): 590478336

約数和(自身を除く): 428973216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 96, 105, 112, 120, 140, 142, 160, 168, 210, 213, 224, 240, 280, 284, 336, 355, 420, 426, 480, 497, 560, 568, 672, 677, 710, 840, 852, 994, 1065, 1120, 1136, 1354, 1420, 1491, 1680, 1704, 1988, 2031, 2130, 2272, 2485, 2708, 2840, 2982, 3360, 3385, 3408, 3976, 4062, 4260, 4739, 4970, 5416, 5680, 5964, 6770, 6816, 7455, 7952, 8124, 8520, 9478, 9940, 10155, 10832, 11360, 11928, 13540, 14217, 14910, 15904, 16248, 17040, 18956, 19880, 20310, 21664, 23695, 23856, 27080, 28434, 29820, 32496, 34080, 37912, 39760, 40620, 47390, 47712, 48067, 54160, 56868, 59640, 64992, 71085, 75824, 79520, 81240, 94780, 96134, 108320, 113736, 119280, 142170, 144201, 151648, 162480, 189560, 192268, 227472, 238560, 240335, 284340, 288402, 324960, 336469, 379120, 384536, 454944, 480670, 568680, 576804, 672938, 721005, 758240, 769072, 961340, 1009407, 1137360, 1153608, 1345876, 1442010, 1538144, 1682345, 1922680, 2018814, 2274720, 2307216, 2691752, 2884020, 3364690, 3845360, 4037628, 4614432, 5047035, 5383504, 5768040, 6729380, 7690720, 8075256, 10094070, 10767008, 11536080, 13458760, 16150512, 20188140, 23072160, 26917520, 32301024, 40376280, 53835040, 80752560, 161505120]

約数ペア:

[(1, 161505120), (2, 80752560), (3, 53835040), (4, 40376280), (5, 32301024), (6, 26917520), (7, 23072160), (8, 20188140), (10, 16150512), (12, 13458760), (14, 11536080), (15, 10767008), (16, 10094070), (20, 8075256), (21, 7690720), (24, 6729380), (28, 5768040), (30, 5383504), (32, 5047035), (35, 4614432), (40, 4037628), (42, 3845360), (48, 3364690), (56, 2884020), (60, 2691752), (70, 2307216), (71, 2274720), (80, 2018814), (84, 1922680), (96, 1682345), (105, 1538144), (112, 1442010), (120, 1345876), (140, 1153608), (142, 1137360), (160, 1009407), (168, 961340), (210, 769072), (213, 758240), (224, 721005), (240, 672938), (280, 576804), (284, 568680), (336, 480670), (355, 454944), (420, 384536), (426, 379120), (480, 336469), (497, 324960), (560, 288402), (568, 284340), (672, 240335), (677, 238560), (710, 227472), (840, 192268), (852, 189560), (994, 162480), (1065, 151648), (1120, 144201), (1136, 142170), (1354, 119280), (1420, 113736), (1491, 108320), (1680, 96134), (1704, 94780), (1988, 81240), (2031, 79520), (2130, 75824), (2272, 71085), (2485, 64992), (2708, 59640), (2840, 56868), (2982, 54160), (3360, 48067), (3385, 47712), (3408, 47390), (3976, 40620), (4062, 39760), (4260, 37912), (4739, 34080), (4970, 32496), (5416, 29820), (5680, 28434), (5964, 27080), (6770, 23856), (6816, 23695), (7455, 21664), (7952, 20310), (8124, 19880), (8520, 18956), (9478, 17040), (9940, 16248), (10155, 15904), (10832, 14910), (11360, 14217), (11928, 13540)]