67984280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1$

素因数の和:1033

約数の個数: 128

約数和(自身を含む): 198374400

約数和(自身を除く): 130390120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 983, 988, 1064, 1235, 1330, 1729, 1820, 1966, 1976, 2470, 2660, 3458, 3640, 3932, 4915, 4940, 5320, 6881, 6916, 7864, 8645, 9830, 9880, 12779, 13762, 13832, 17290, 18677, 19660, 25558, 27524, 34405, 34580, 37354, 39320, 51116, 55048, 63895, 68810, 69160, 74708, 89453, 93385, 102232, 127790, 130739, 137620, 149416, 178906, 186770, 242801, 255580, 261478, 275240, 357812, 373540, 447265, 485602, 511160, 522956, 653695, 715624, 747080, 894530, 971204, 1045912, 1214005, 1307390, 1699607, 1789060, 1942408, 2428010, 2614780, 3399214, 3578120, 4856020, 5229560, 6798428, 8498035, 9712040, 13596856, 16996070, 33992140, 67984280]

約数ペア:

[(1, 67984280), (2, 33992140), (4, 16996070), (5, 13596856), (7, 9712040), (8, 8498035), (10, 6798428), (13, 5229560), (14, 4856020), (19, 3578120), (20, 3399214), (26, 2614780), (28, 2428010), (35, 1942408), (38, 1789060), (40, 1699607), (52, 1307390), (56, 1214005), (65, 1045912), (70, 971204), (76, 894530), (91, 747080), (95, 715624), (104, 653695), (130, 522956), (133, 511160), (140, 485602), (152, 447265), (182, 373540), (190, 357812), (247, 275240), (260, 261478), (266, 255580), (280, 242801), (364, 186770), (380, 178906), (455, 149416), (494, 137620), (520, 130739), (532, 127790), (665, 102232), (728, 93385), (760, 89453), (910, 74708), (983, 69160), (988, 68810), (1064, 63895), (1235, 55048), (1330, 51116), (1729, 39320), (1820, 37354), (1966, 34580), (1976, 34405), (2470, 27524), (2660, 25558), (3458, 19660), (3640, 18677), (3932, 17290), (4915, 13832), (4940, 13762), (5320, 12779), (6881, 9880), (6916, 9830), (7864, 8645)]