31349360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 160

約数和(自身を含む): 91601280

約数和(自身を除く): 60251920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 37, 40, 56, 68, 70, 74, 80, 85, 89, 112, 119, 136, 140, 148, 170, 178, 185, 238, 259, 272, 280, 296, 340, 356, 370, 445, 476, 518, 560, 592, 595, 623, 629, 680, 712, 740, 890, 952, 1036, 1190, 1246, 1258, 1295, 1360, 1424, 1480, 1513, 1780, 1904, 2072, 2380, 2492, 2516, 2590, 2960, 3026, 3115, 3145, 3293, 3560, 4144, 4403, 4760, 4984, 5032, 5180, 6052, 6230, 6290, 6586, 7120, 7565, 8806, 9520, 9968, 10064, 10360, 10591, 12104, 12460, 12580, 13172, 15130, 16465, 17612, 20720, 21182, 22015, 23051, 24208, 24920, 25160, 26344, 30260, 32930, 35224, 42364, 44030, 46102, 49840, 50320, 52688, 52955, 55981, 60520, 65860, 70448, 84728, 88060, 92204, 105910, 111962, 115255, 121040, 131720, 169456, 176120, 184408, 211820, 223924, 230510, 263440, 279905, 352240, 368816, 391867, 423640, 447848, 461020, 559810, 783734, 847280, 895696, 922040, 1119620, 1567468, 1844080, 1959335, 2239240, 3134936, 3918670, 4478480, 6269872, 7837340, 15674680, 31349360]

約数ペア:

[(1, 31349360), (2, 15674680), (4, 7837340), (5, 6269872), (7, 4478480), (8, 3918670), (10, 3134936), (14, 2239240), (16, 1959335), (17, 1844080), (20, 1567468), (28, 1119620), (34, 922040), (35, 895696), (37, 847280), (40, 783734), (56, 559810), (68, 461020), (70, 447848), (74, 423640), (80, 391867), (85, 368816), (89, 352240), (112, 279905), (119, 263440), (136, 230510), (140, 223924), (148, 211820), (170, 184408), (178, 176120), (185, 169456), (238, 131720), (259, 121040), (272, 115255), (280, 111962), (296, 105910), (340, 92204), (356, 88060), (370, 84728), (445, 70448), (476, 65860), (518, 60520), (560, 55981), (592, 52955), (595, 52688), (623, 50320), (629, 49840), (680, 46102), (712, 44030), (740, 42364), (890, 35224), (952, 32930), (1036, 30260), (1190, 26344), (1246, 25160), (1258, 24920), (1295, 24208), (1360, 23051), (1424, 22015), (1480, 21182), (1513, 20720), (1780, 17612), (1904, 16465), (2072, 15130), (2380, 13172), (2492, 12580), (2516, 12460), (2590, 12104), (2960, 10591), (3026, 10360), (3115, 10064), (3145, 9968), (3293, 9520), (3560, 8806), (4144, 7565), (4403, 7120), (4760, 6586), (4984, 6290), (5032, 6230), (5180, 6052)]