117335920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{439}}^1$

素因数の和:722

約数の個数: 80

約数和(自身を含む): 295606080

約数和(自身を除く): 178270160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 257, 260, 439, 514, 520, 878, 1028, 1040, 1285, 1756, 2056, 2195, 2570, 3341, 3512, 4112, 4390, 5140, 5707, 6682, 7024, 8780, 10280, 11414, 13364, 16705, 17560, 20560, 22828, 26728, 28535, 33410, 35120, 45656, 53456, 57070, 66820, 91312, 112823, 114140, 133640, 225646, 228280, 267280, 451292, 456560, 564115, 902584, 1128230, 1466699, 1805168, 2256460, 2933398, 4512920, 5866796, 7333495, 9025840, 11733592, 14666990, 23467184, 29333980, 58667960, 117335920]

約数ペア:

[(1, 117335920), (2, 58667960), (4, 29333980), (5, 23467184), (8, 14666990), (10, 11733592), (13, 9025840), (16, 7333495), (20, 5866796), (26, 4512920), (40, 2933398), (52, 2256460), (65, 1805168), (80, 1466699), (104, 1128230), (130, 902584), (208, 564115), (257, 456560), (260, 451292), (439, 267280), (514, 228280), (520, 225646), (878, 133640), (1028, 114140), (1040, 112823), (1285, 91312), (1756, 66820), (2056, 57070), (2195, 53456), (2570, 45656), (3341, 35120), (3512, 33410), (4112, 28535), (4390, 26728), (5140, 22828), (5707, 20560), (6682, 17560), (7024, 16705), (8780, 13364), (10280, 11414)]