278795010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11719}}^1$

素因数の和:11803

約数の個数: 64

約数和(自身を含む): 732453120

約数和(自身を除く): 453658110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 61, 65, 78, 122, 130, 183, 195, 305, 366, 390, 610, 793, 915, 1586, 1830, 2379, 3965, 4758, 7930, 11719, 11895, 23438, 23790, 35157, 58595, 70314, 117190, 152347, 175785, 304694, 351570, 457041, 714859, 761735, 914082, 1429718, 1523470, 2144577, 2285205, 3574295, 4289154, 4570410, 7148590, 9293167, 10722885, 18586334, 21445770, 27879501, 46465835, 55759002, 92931670, 139397505, 278795010]

約数ペア:

[(1, 278795010), (2, 139397505), (3, 92931670), (5, 55759002), (6, 46465835), (10, 27879501), (13, 21445770), (15, 18586334), (26, 10722885), (30, 9293167), (39, 7148590), (61, 4570410), (65, 4289154), (78, 3574295), (122, 2285205), (130, 2144577), (183, 1523470), (195, 1429718), (305, 914082), (366, 761735), (390, 714859), (610, 457041), (793, 351570), (915, 304694), (1586, 175785), (1830, 152347), (2379, 117190), (3965, 70314), (4758, 58595), (7930, 35157), (11719, 23790), (11895, 23438)]