139541640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{587}}^1$

素因数の和:891

約数の個数: 128

約数和(自身を含む): 480936960

約数和(自身を除く): 341395320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 283, 420, 566, 587, 840, 849, 1132, 1174, 1415, 1698, 1761, 1981, 2264, 2348, 2830, 2935, 3396, 3522, 3962, 4109, 4245, 4696, 5660, 5870, 5943, 6792, 7044, 7924, 8218, 8490, 8805, 9905, 11320, 11740, 11886, 12327, 14088, 15848, 16436, 16980, 17610, 19810, 20545, 23480, 23772, 24654, 29715, 32872, 33960, 35220, 39620, 41090, 47544, 49308, 59430, 61635, 70440, 79240, 82180, 98616, 118860, 123270, 164360, 166121, 237720, 246540, 332242, 493080, 498363, 664484, 830605, 996726, 1162847, 1328968, 1661210, 1993452, 2325694, 2491815, 3322420, 3488541, 3986904, 4651388, 4983630, 5814235, 6644840, 6977082, 9302776, 9967260, 11628470, 13954164, 17442705, 19934520, 23256940, 27908328, 34885410, 46513880, 69770820, 139541640]

約数ペア:

[(1, 139541640), (2, 69770820), (3, 46513880), (4, 34885410), (5, 27908328), (6, 23256940), (7, 19934520), (8, 17442705), (10, 13954164), (12, 11628470), (14, 9967260), (15, 9302776), (20, 6977082), (21, 6644840), (24, 5814235), (28, 4983630), (30, 4651388), (35, 3986904), (40, 3488541), (42, 3322420), (56, 2491815), (60, 2325694), (70, 1993452), (84, 1661210), (105, 1328968), (120, 1162847), (140, 996726), (168, 830605), (210, 664484), (280, 498363), (283, 493080), (420, 332242), (566, 246540), (587, 237720), (840, 166121), (849, 164360), (1132, 123270), (1174, 118860), (1415, 98616), (1698, 82180), (1761, 79240), (1981, 70440), (2264, 61635), (2348, 59430), (2830, 49308), (2935, 47544), (3396, 41090), (3522, 39620), (3962, 35220), (4109, 33960), (4245, 32872), (4696, 29715), (5660, 24654), (5870, 23772), (5943, 23480), (6792, 20545), (7044, 19810), (7924, 17610), (8218, 16980), (8490, 16436), (8805, 15848), (9905, 14088), (11320, 12327), (11740, 11886)]