1397431360

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{1187}}^1$

素因数の和:1500

約数の個数: 112

約数和(自身を含む): 3599297856

約数和(自身を除く): 2201866496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 283, 320, 416, 520, 566, 832, 1040, 1132, 1187, 1415, 2080, 2264, 2374, 2830, 3679, 4160, 4528, 4748, 5660, 5935, 7358, 9056, 9496, 11320, 11870, 14716, 15431, 18112, 18395, 18992, 22640, 23740, 29432, 30862, 36790, 37984, 45280, 47480, 58864, 61724, 73580, 75968, 77155, 90560, 94960, 117728, 123448, 147160, 154310, 189920, 235456, 246896, 294320, 308620, 335921, 379840, 493792, 588640, 617240, 671842, 987584, 1177280, 1234480, 1343684, 1679605, 2468960, 2687368, 3359210, 4366973, 4937920, 5374736, 6718420, 8733946, 10749472, 13436840, 17467892, 21498944, 21834865, 26873680, 34935784, 43669730, 53747360, 69871568, 87339460, 107494720, 139743136, 174678920, 279486272, 349357840, 698715680, 1397431360]

約数ペア:

[(1, 1397431360), (2, 698715680), (4, 349357840), (5, 279486272), (8, 174678920), (10, 139743136), (13, 107494720), (16, 87339460), (20, 69871568), (26, 53747360), (32, 43669730), (40, 34935784), (52, 26873680), (64, 21834865), (65, 21498944), (80, 17467892), (104, 13436840), (130, 10749472), (160, 8733946), (208, 6718420), (260, 5374736), (283, 4937920), (320, 4366973), (416, 3359210), (520, 2687368), (566, 2468960), (832, 1679605), (1040, 1343684), (1132, 1234480), (1187, 1177280), (1415, 987584), (2080, 671842), (2264, 617240), (2374, 588640), (2830, 493792), (3679, 379840), (4160, 335921), (4528, 308620), (4748, 294320), (5660, 246896), (5935, 235456), (7358, 189920), (9056, 154310), (9496, 147160), (11320, 123448), (11870, 117728), (14716, 94960), (15431, 90560), (18112, 77155), (18395, 75968), (18992, 73580), (22640, 61724), (23740, 58864), (29432, 47480), (30862, 45280), (36790, 37984)]