77913540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13963}}^1$

素因数の和:14009

約数の個数: 72

約数和(自身を含む): 243979008

約数和(自身を除く): 166065468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 13963, 27926, 41889, 55852, 69815, 83778, 125667, 139630, 167556, 209445, 251334, 279260, 418890, 432853, 502668, 628335, 837780, 865706, 1256670, 1298559, 1731412, 2164265, 2513340, 2597118, 3895677, 4328530, 5194236, 6492795, 7791354, 8657060, 12985590, 15582708, 19478385, 25971180, 38956770, 77913540]

約数ペア:

[(1, 77913540), (2, 38956770), (3, 25971180), (4, 19478385), (5, 15582708), (6, 12985590), (9, 8657060), (10, 7791354), (12, 6492795), (15, 5194236), (18, 4328530), (20, 3895677), (30, 2597118), (31, 2513340), (36, 2164265), (45, 1731412), (60, 1298559), (62, 1256670), (90, 865706), (93, 837780), (124, 628335), (155, 502668), (180, 432853), (186, 418890), (279, 279260), (310, 251334), (372, 209445), (465, 167556), (558, 139630), (620, 125667), (930, 83778), (1116, 69815), (1395, 55852), (1860, 41889), (2790, 27926), (5580, 13963)]