1275488240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3797}}^1$

素因数の和:3859

約数の個数: 160

約数和(自身を含む): 3560397120

約数和(自身を除く): 2284908880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 80, 85, 95, 104, 130, 136, 152, 170, 190, 208, 221, 247, 260, 272, 304, 323, 340, 380, 442, 494, 520, 646, 680, 760, 884, 988, 1040, 1105, 1235, 1292, 1360, 1520, 1615, 1768, 1976, 2210, 2470, 2584, 3230, 3536, 3797, 3952, 4199, 4420, 4940, 5168, 6460, 7594, 8398, 8840, 9880, 12920, 15188, 16796, 17680, 18985, 19760, 20995, 25840, 30376, 33592, 37970, 41990, 49361, 60752, 64549, 67184, 72143, 75940, 83980, 98722, 129098, 144286, 151880, 167960, 197444, 246805, 258196, 288572, 303760, 322745, 335920, 360715, 394888, 493610, 516392, 577144, 645490, 721430, 789776, 839137, 937859, 987220, 1032784, 1154288, 1226431, 1290980, 1442860, 1678274, 1875718, 1974440, 2452862, 2581960, 2885720, 3356548, 3751436, 3948880, 4195685, 4689295, 4905724, 5163920, 5771440, 6132155, 6713096, 7502872, 8391370, 9378590, 9811448, 12264310, 13426192, 15005744, 15943603, 16782740, 18757180, 19622896, 24528620, 31887206, 33565480, 37514360, 49057240, 63774412, 67130960, 75028720, 79718015, 98114480, 127548824, 159436030, 255097648, 318872060, 637744120, 1275488240]

約数ペア:

[(1, 1275488240), (2, 637744120), (4, 318872060), (5, 255097648), (8, 159436030), (10, 127548824), (13, 98114480), (16, 79718015), (17, 75028720), (19, 67130960), (20, 63774412), (26, 49057240), (34, 37514360), (38, 33565480), (40, 31887206), (52, 24528620), (65, 19622896), (68, 18757180), (76, 16782740), (80, 15943603), (85, 15005744), (95, 13426192), (104, 12264310), (130, 9811448), (136, 9378590), (152, 8391370), (170, 7502872), (190, 6713096), (208, 6132155), (221, 5771440), (247, 5163920), (260, 4905724), (272, 4689295), (304, 4195685), (323, 3948880), (340, 3751436), (380, 3356548), (442, 2885720), (494, 2581960), (520, 2452862), (646, 1974440), (680, 1875718), (760, 1678274), (884, 1442860), (988, 1290980), (1040, 1226431), (1105, 1154288), (1235, 1032784), (1292, 987220), (1360, 937859), (1520, 839137), (1615, 789776), (1768, 721430), (1976, 645490), (2210, 577144), (2470, 516392), (2584, 493610), (3230, 394888), (3536, 360715), (3797, 335920), (3952, 322745), (4199, 303760), (4420, 288572), (4940, 258196), (5168, 246805), (6460, 197444), (7594, 167960), (8398, 151880), (8840, 144286), (9880, 129098), (12920, 98722), (15188, 83980), (16796, 75940), (17680, 72143), (18985, 67184), (19760, 64549), (20995, 60752), (25840, 49361), (30376, 41990), (33592, 37970)]