1212685640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{613}}^1$

素因数の和:799

約数の個数: 96

約数和(自身を含む): 2905460280

約数和(自身を除く): 1692774640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 137, 152, 190, 274, 361, 380, 548, 613, 685, 722, 760, 1096, 1226, 1370, 1444, 1805, 2452, 2603, 2740, 2888, 3065, 3610, 4904, 5206, 5480, 6130, 7220, 10412, 11647, 12260, 13015, 14440, 20824, 23294, 24520, 26030, 46588, 49457, 52060, 58235, 83981, 93176, 98914, 104120, 116470, 167962, 197828, 221293, 232940, 247285, 335924, 395656, 419905, 442586, 465880, 494570, 671848, 839810, 885172, 989140, 1106465, 1595639, 1679620, 1770344, 1978280, 2212930, 3191278, 3359240, 4425860, 6382556, 7978195, 8851720, 12765112, 15956390, 30317141, 31912780, 60634282, 63825560, 121268564, 151585705, 242537128, 303171410, 606342820, 1212685640]

約数ペア:

[(1, 1212685640), (2, 606342820), (4, 303171410), (5, 242537128), (8, 151585705), (10, 121268564), (19, 63825560), (20, 60634282), (38, 31912780), (40, 30317141), (76, 15956390), (95, 12765112), (137, 8851720), (152, 7978195), (190, 6382556), (274, 4425860), (361, 3359240), (380, 3191278), (548, 2212930), (613, 1978280), (685, 1770344), (722, 1679620), (760, 1595639), (1096, 1106465), (1226, 989140), (1370, 885172), (1444, 839810), (1805, 671848), (2452, 494570), (2603, 465880), (2740, 442586), (2888, 419905), (3065, 395656), (3610, 335924), (4904, 247285), (5206, 232940), (5480, 221293), (6130, 197828), (7220, 167962), (10412, 116470), (11647, 104120), (12260, 98914), (13015, 93176), (14440, 83981), (20824, 58235), (23294, 52060), (24520, 49457), (26030, 46588)]