249899691460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{144439}}^1$

素因数の和:144653

約数の個数: 96

約数和(自身を含む): 575102304000

約数和(自身を除く): 325202612540

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 157, 190, 290, 314, 380, 551, 580, 628, 785, 1102, 1570, 2204, 2755, 2983, 3140, 4553, 5510, 5966, 9106, 11020, 11932, 14915, 18212, 22765, 29830, 45530, 59660, 86507, 91060, 144439, 173014, 288878, 346028, 432535, 577756, 722195, 865070, 1444390, 1730140, 2744341, 2888780, 4188731, 5488682, 8377462, 10977364, 13721705, 16754924, 20943655, 22676923, 27443410, 41887310, 45353846, 54886820, 79585889, 83774620, 90707692, 113384615, 159171778, 226769230, 318343556, 397929445, 430861537, 453538460, 657630767, 795858890, 861723074, 1315261534, 1591717780, 1723446148, 2154307685, 2630523068, 3288153835, 4308615370, 6576307670, 8617230740, 12494984573, 13152615340, 24989969146, 49979938292, 62474922865, 124949845730, 249899691460]

約数ペア:

[(1, 249899691460), (2, 124949845730), (4, 62474922865), (5, 49979938292), (10, 24989969146), (19, 13152615340), (20, 12494984573), (29, 8617230740), (38, 6576307670), (58, 4308615370), (76, 3288153835), (95, 2630523068), (116, 2154307685), (145, 1723446148), (157, 1591717780), (190, 1315261534), (290, 861723074), (314, 795858890), (380, 657630767), (551, 453538460), (580, 430861537), (628, 397929445), (785, 318343556), (1102, 226769230), (1570, 159171778), (2204, 113384615), (2755, 90707692), (2983, 83774620), (3140, 79585889), (4553, 54886820), (5510, 45353846), (5966, 41887310), (9106, 27443410), (11020, 22676923), (11932, 20943655), (14915, 16754924), (18212, 13721705), (22765, 10977364), (29830, 8377462), (45530, 5488682), (59660, 4188731), (86507, 2888780), (91060, 2744341), (144439, 1730140), (173014, 1444390), (288878, 865070), (346028, 722195), (432535, 577756)]