440104140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8123}}^1$

素因数の和:8188

約数の個数: 144

約数和(自身を含む): 1561367808

約数和(自身を除く): 1121263668

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1505, 1548, 1806, 1935, 2580, 2709, 3010, 3612, 3870, 4515, 5418, 6020, 7740, 8123, 9030, 10836, 13545, 16246, 18060, 24369, 27090, 32492, 40615, 48738, 54180, 56861, 73107, 81230, 97476, 113722, 121845, 146214, 162460, 170583, 227444, 243690, 284305, 292428, 341166, 349289, 365535, 487380, 511749, 568610, 682332, 698578, 731070, 852915, 1023498, 1047867, 1137220, 1397156, 1462140, 1705830, 1746445, 2046996, 2095734, 2445023, 2558745, 3143601, 3411660, 3492890, 4191468, 4890046, 5117490, 5239335, 6287202, 6985780, 7335069, 9780092, 10234980, 10478670, 12225115, 12574404, 14670138, 15718005, 20957340, 22005207, 24450230, 29340276, 31436010, 36675345, 44010414, 48900460, 62872020, 73350690, 88020828, 110026035, 146701380, 220052070, 440104140]

約数ペア:

[(1, 440104140), (2, 220052070), (3, 146701380), (4, 110026035), (5, 88020828), (6, 73350690), (7, 62872020), (9, 48900460), (10, 44010414), (12, 36675345), (14, 31436010), (15, 29340276), (18, 24450230), (20, 22005207), (21, 20957340), (28, 15718005), (30, 14670138), (35, 12574404), (36, 12225115), (42, 10478670), (43, 10234980), (45, 9780092), (60, 7335069), (63, 6985780), (70, 6287202), (84, 5239335), (86, 5117490), (90, 4890046), (105, 4191468), (126, 3492890), (129, 3411660), (140, 3143601), (172, 2558745), (180, 2445023), (210, 2095734), (215, 2046996), (252, 1746445), (258, 1705830), (301, 1462140), (315, 1397156), (387, 1137220), (420, 1047867), (430, 1023498), (516, 852915), (602, 731070), (630, 698578), (645, 682332), (774, 568610), (860, 511749), (903, 487380), (1204, 365535), (1260, 349289), (1290, 341166), (1505, 292428), (1548, 284305), (1806, 243690), (1935, 227444), (2580, 170583), (2709, 162460), (3010, 146214), (3612, 121845), (3870, 113722), (4515, 97476), (5418, 81230), (6020, 73107), (7740, 56861), (8123, 54180), (9030, 48738), (10836, 40615), (13545, 32492), (16246, 27090), (18060, 24369)]