1639792560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{3449}}^1$

素因数の和:3755

約数の個数: 160

約数和(自身を含む): 5831769600

約数和(自身を除く): 4191977040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 283, 336, 420, 560, 566, 840, 849, 1132, 1415, 1680, 1698, 1981, 2264, 2830, 3396, 3449, 3962, 4245, 4528, 5660, 5943, 6792, 6898, 7924, 8490, 9905, 10347, 11320, 11886, 13584, 13796, 15848, 16980, 17245, 19810, 20694, 22640, 23772, 24143, 27592, 29715, 31696, 33960, 34490, 39620, 41388, 47544, 48286, 51735, 55184, 59430, 67920, 68980, 72429, 79240, 82776, 95088, 96572, 103470, 118860, 120715, 137960, 144858, 158480, 165552, 193144, 206940, 237720, 241430, 275920, 289716, 362145, 386288, 413880, 475440, 482860, 579432, 724290, 827760, 965720, 976067, 1158864, 1448580, 1931440, 1952134, 2897160, 2928201, 3904268, 4880335, 5794320, 5856402, 6832469, 7808536, 9760670, 11712804, 13664938, 14641005, 15617072, 19521340, 20497407, 23425608, 27329876, 29282010, 34162345, 39042680, 40994814, 46851216, 54659752, 58564020, 68324690, 78085360, 81989628, 102487035, 109319504, 117128040, 136649380, 163979256, 204974070, 234256080, 273298760, 327958512, 409948140, 546597520, 819896280, 1639792560]

約数ペア:

[(1, 1639792560), (2, 819896280), (3, 546597520), (4, 409948140), (5, 327958512), (6, 273298760), (7, 234256080), (8, 204974070), (10, 163979256), (12, 136649380), (14, 117128040), (15, 109319504), (16, 102487035), (20, 81989628), (21, 78085360), (24, 68324690), (28, 58564020), (30, 54659752), (35, 46851216), (40, 40994814), (42, 39042680), (48, 34162345), (56, 29282010), (60, 27329876), (70, 23425608), (80, 20497407), (84, 19521340), (105, 15617072), (112, 14641005), (120, 13664938), (140, 11712804), (168, 9760670), (210, 7808536), (240, 6832469), (280, 5856402), (283, 5794320), (336, 4880335), (420, 3904268), (560, 2928201), (566, 2897160), (840, 1952134), (849, 1931440), (1132, 1448580), (1415, 1158864), (1680, 976067), (1698, 965720), (1981, 827760), (2264, 724290), (2830, 579432), (3396, 482860), (3449, 475440), (3962, 413880), (4245, 386288), (4528, 362145), (5660, 289716), (5943, 275920), (6792, 241430), (6898, 237720), (7924, 206940), (8490, 193144), (9905, 165552), (10347, 158480), (11320, 144858), (11886, 137960), (13584, 120715), (13796, 118860), (15848, 103470), (16980, 96572), (17245, 95088), (19810, 82776), (20694, 79240), (22640, 72429), (23772, 68980), (24143, 67920), (27592, 59430), (29715, 55184), (31696, 51735), (33960, 48286), (34490, 47544), (39620, 41388)]