1640578030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{613}}^1$

素因数の和:830

約数の個数: 128

約数和(自身を含む): 3876864768

約数和(自身を除く): 2236286738

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 173, 182, 221, 238, 346, 442, 455, 595, 613, 865, 910, 1105, 1190, 1211, 1226, 1547, 1730, 2210, 2249, 2422, 2941, 3065, 3094, 4291, 4498, 5882, 6055, 6130, 7735, 7969, 8582, 10421, 11245, 12110, 14705, 15470, 15743, 15938, 20587, 20842, 21455, 22490, 29410, 31486, 38233, 39845, 41174, 42910, 52105, 55783, 72947, 76466, 78715, 79690, 102935, 104210, 106049, 111566, 135473, 145894, 157430, 191165, 205870, 212098, 267631, 270946, 278915, 364735, 382330, 530245, 535262, 557830, 677365, 729470, 742343, 948311, 1060490, 1338155, 1354730, 1378637, 1484686, 1802833, 1896622, 2676310, 2757274, 3605666, 3711715, 4741555, 6893185, 7423430, 9014165, 9483110, 9650459, 12619831, 13786370, 18028330, 19300918, 23436829, 25239662, 46873658, 48252295, 63099155, 96504590, 117184145, 126198310, 164057803, 234368290, 328115606, 820289015, 1640578030]

約数ペア:

[(1, 1640578030), (2, 820289015), (5, 328115606), (7, 234368290), (10, 164057803), (13, 126198310), (14, 117184145), (17, 96504590), (26, 63099155), (34, 48252295), (35, 46873658), (65, 25239662), (70, 23436829), (85, 19300918), (91, 18028330), (119, 13786370), (130, 12619831), (170, 9650459), (173, 9483110), (182, 9014165), (221, 7423430), (238, 6893185), (346, 4741555), (442, 3711715), (455, 3605666), (595, 2757274), (613, 2676310), (865, 1896622), (910, 1802833), (1105, 1484686), (1190, 1378637), (1211, 1354730), (1226, 1338155), (1547, 1060490), (1730, 948311), (2210, 742343), (2249, 729470), (2422, 677365), (2941, 557830), (3065, 535262), (3094, 530245), (4291, 382330), (4498, 364735), (5882, 278915), (6055, 270946), (6130, 267631), (7735, 212098), (7969, 205870), (8582, 191165), (10421, 157430), (11245, 145894), (12110, 135473), (14705, 111566), (15470, 106049), (15743, 104210), (15938, 102935), (20587, 79690), (20842, 78715), (21455, 76466), (22490, 72947), (29410, 55783), (31486, 52105), (38233, 42910), (39845, 41174)]