156960054040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2411}}^1\times {\mathrm{26681}}^1$

素因数の和:29164

約数の個数: 64

約数和(自身を含む): 359111970720

約数和(自身を除く): 202151916680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2411, 2440, 4822, 9644, 12055, 19288, 24110, 26681, 48220, 53362, 96440, 106724, 133405, 147071, 213448, 266810, 294142, 533620, 588284, 735355, 1067240, 1176568, 1470710, 1627541, 2941420, 3255082, 5882840, 6510164, 8137705, 13020328, 16275410, 32550820, 64327891, 65101640, 128655782, 257311564, 321639455, 514623128, 643278910, 1286557820, 2573115640, 3924001351, 7848002702, 15696005404, 19620006755, 31392010808, 39240013510, 78480027020, 156960054040]

約数ペア:

[(1, 156960054040), (2, 78480027020), (4, 39240013510), (5, 31392010808), (8, 19620006755), (10, 15696005404), (20, 7848002702), (40, 3924001351), (61, 2573115640), (122, 1286557820), (244, 643278910), (305, 514623128), (488, 321639455), (610, 257311564), (1220, 128655782), (2411, 65101640), (2440, 64327891), (4822, 32550820), (9644, 16275410), (12055, 13020328), (19288, 8137705), (24110, 6510164), (26681, 5882840), (48220, 3255082), (53362, 2941420), (96440, 1627541), (106724, 1470710), (133405, 1176568), (147071, 1067240), (213448, 735355), (266810, 588284), (294142, 533620)]