215548003780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{70621}}^1$

素因数の和:70885

約数の個数: 96

約数和(自身を含む): 492044378112

約数和(自身を除く): 276496374332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 191, 235, 340, 382, 470, 764, 799, 940, 955, 1598, 1910, 3196, 3247, 3820, 3995, 6494, 7990, 8977, 12988, 15980, 16235, 17954, 32470, 35908, 44885, 64940, 70621, 89770, 141242, 152609, 179540, 282484, 305218, 353105, 610436, 706210, 763045, 1200557, 1412420, 1526090, 2401114, 3052180, 3319187, 4802228, 6002785, 6638374, 12005570, 13276748, 13488611, 16595935, 24011140, 26977222, 33191870, 53954444, 56426179, 66383740, 67443055, 112852358, 134886110, 225704716, 229306387, 269772220, 282130895, 458612774, 564261790, 633964717, 917225548, 1128523580, 1146531935, 1267929434, 2293063870, 2535858868, 3169823585, 4586127740, 6339647170, 10777400189, 12679294340, 21554800378, 43109600756, 53887000945, 107774001890, 215548003780]

約数ペア:

[(1, 215548003780), (2, 107774001890), (4, 53887000945), (5, 43109600756), (10, 21554800378), (17, 12679294340), (20, 10777400189), (34, 6339647170), (47, 4586127740), (68, 3169823585), (85, 2535858868), (94, 2293063870), (170, 1267929434), (188, 1146531935), (191, 1128523580), (235, 917225548), (340, 633964717), (382, 564261790), (470, 458612774), (764, 282130895), (799, 269772220), (940, 229306387), (955, 225704716), (1598, 134886110), (1910, 112852358), (3196, 67443055), (3247, 66383740), (3820, 56426179), (3995, 53954444), (6494, 33191870), (7990, 26977222), (8977, 24011140), (12988, 16595935), (15980, 13488611), (16235, 13276748), (17954, 12005570), (32470, 6638374), (35908, 6002785), (44885, 4802228), (64940, 3319187), (70621, 3052180), (89770, 2401114), (141242, 1526090), (152609, 1412420), (179540, 1200557), (282484, 763045), (305218, 706210), (353105, 610436)]