280589796

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{11087}}^1$

素因数の和:11153

約数の個数: 72

約数和(自身を含む): 766846080

約数和(自身を除く): 486256284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 333, 342, 444, 666, 684, 703, 1332, 1406, 2109, 2812, 4218, 6327, 8436, 11087, 12654, 22174, 25308, 33261, 44348, 66522, 99783, 133044, 199566, 210653, 399132, 410219, 421306, 631959, 820438, 842612, 1230657, 1263918, 1640876, 1895877, 2461314, 2527836, 3691971, 3791754, 4922628, 7383942, 7583508, 7794161, 14767884, 15588322, 23382483, 31176644, 46764966, 70147449, 93529932, 140294898, 280589796]

約数ペア:

[(1, 280589796), (2, 140294898), (3, 93529932), (4, 70147449), (6, 46764966), (9, 31176644), (12, 23382483), (18, 15588322), (19, 14767884), (36, 7794161), (37, 7583508), (38, 7383942), (57, 4922628), (74, 3791754), (76, 3691971), (111, 2527836), (114, 2461314), (148, 1895877), (171, 1640876), (222, 1263918), (228, 1230657), (333, 842612), (342, 820438), (444, 631959), (666, 421306), (684, 410219), (703, 399132), (1332, 210653), (1406, 199566), (2109, 133044), (2812, 99783), (4218, 66522), (6327, 44348), (8436, 33261), (11087, 25308), (12654, 22174)]