816282480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4289}}^1$

素因数の和:4379

約数の個数: 160

約数和(自身を含む): 2770447680

約数和(自身を除く): 1954165200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 61, 65, 78, 80, 104, 120, 122, 130, 156, 183, 195, 208, 240, 244, 260, 305, 312, 366, 390, 488, 520, 610, 624, 732, 780, 793, 915, 976, 1040, 1220, 1464, 1560, 1586, 1830, 2379, 2440, 2928, 3120, 3172, 3660, 3965, 4289, 4758, 4880, 6344, 7320, 7930, 8578, 9516, 11895, 12688, 12867, 14640, 15860, 17156, 19032, 21445, 23790, 25734, 31720, 34312, 38064, 42890, 47580, 51468, 55757, 63440, 64335, 68624, 85780, 95160, 102936, 111514, 128670, 167271, 171560, 190320, 205872, 223028, 257340, 261629, 278785, 334542, 343120, 446056, 514680, 523258, 557570, 669084, 784887, 836355, 892112, 1029360, 1046516, 1115140, 1308145, 1338168, 1569774, 1672710, 2093032, 2230280, 2616290, 2676336, 3139548, 3345420, 3401177, 3924435, 4186064, 4460560, 5232580, 6279096, 6690840, 6802354, 7848870, 10203531, 10465160, 12558192, 13381680, 13604708, 15697740, 17005885, 20407062, 20930320, 27209416, 31395480, 34011770, 40814124, 51017655, 54418832, 62790960, 68023540, 81628248, 102035310, 136047080, 163256496, 204070620, 272094160, 408141240, 816282480]

約数ペア:

[(1, 816282480), (2, 408141240), (3, 272094160), (4, 204070620), (5, 163256496), (6, 136047080), (8, 102035310), (10, 81628248), (12, 68023540), (13, 62790960), (15, 54418832), (16, 51017655), (20, 40814124), (24, 34011770), (26, 31395480), (30, 27209416), (39, 20930320), (40, 20407062), (48, 17005885), (52, 15697740), (60, 13604708), (61, 13381680), (65, 12558192), (78, 10465160), (80, 10203531), (104, 7848870), (120, 6802354), (122, 6690840), (130, 6279096), (156, 5232580), (183, 4460560), (195, 4186064), (208, 3924435), (240, 3401177), (244, 3345420), (260, 3139548), (305, 2676336), (312, 2616290), (366, 2230280), (390, 2093032), (488, 1672710), (520, 1569774), (610, 1338168), (624, 1308145), (732, 1115140), (780, 1046516), (793, 1029360), (915, 892112), (976, 836355), (1040, 784887), (1220, 669084), (1464, 557570), (1560, 523258), (1586, 514680), (1830, 446056), (2379, 343120), (2440, 334542), (2928, 278785), (3120, 261629), (3172, 257340), (3660, 223028), (3965, 205872), (4289, 190320), (4758, 171560), (4880, 167271), (6344, 128670), (7320, 111514), (7930, 102936), (8578, 95160), (9516, 85780), (11895, 68624), (12688, 64335), (12867, 63440), (14640, 55757), (15860, 51468), (17156, 47580), (19032, 42890), (21445, 38064), (23790, 34312), (25734, 31720)]