156957603728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{904217}}^1$

素因数の和:904815

約数の個数: 40

約数和(自身を含む): 320671871520

約数和(自身を除く): 163714267792

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 571, 1142, 2284, 4568, 9136, 10849, 21698, 43396, 86792, 173584, 904217, 1808434, 3616868, 7233736, 14467472, 17180123, 34360246, 68720492, 137440984, 274881968, 516307907, 1032615814, 2065231628, 4130463256, 8260926512, 9809850233, 19619700466, 39239400932, 78478801864, 156957603728]

約数ペア:

[(1, 156957603728), (2, 78478801864), (4, 39239400932), (8, 19619700466), (16, 9809850233), (19, 8260926512), (38, 4130463256), (76, 2065231628), (152, 1032615814), (304, 516307907), (571, 274881968), (1142, 137440984), (2284, 68720492), (4568, 34360246), (9136, 17180123), (10849, 14467472), (21698, 7233736), (43396, 3616868), (86792, 1808434), (173584, 904217)]