31069800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:484

約数の個数: 144

約数和(自身を含む): 107141580

約数和(自身を除く): 76071780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 41, 45, 50, 60, 72, 75, 82, 90, 100, 120, 123, 150, 164, 180, 200, 205, 225, 246, 300, 328, 360, 369, 410, 421, 450, 492, 600, 615, 738, 820, 842, 900, 984, 1025, 1230, 1263, 1476, 1640, 1684, 1800, 1845, 2050, 2105, 2460, 2526, 2952, 3075, 3368, 3690, 3789, 4100, 4210, 4920, 5052, 6150, 6315, 7380, 7578, 8200, 8420, 9225, 10104, 10525, 12300, 12630, 14760, 15156, 16840, 17261, 18450, 18945, 21050, 24600, 25260, 30312, 31575, 34522, 36900, 37890, 42100, 50520, 51783, 63150, 69044, 73800, 75780, 84200, 86305, 94725, 103566, 126300, 138088, 151560, 155349, 172610, 189450, 207132, 252600, 258915, 310698, 345220, 378900, 414264, 431525, 517830, 621396, 690440, 757800, 776745, 863050, 1035660, 1242792, 1294575, 1553490, 1726100, 2071320, 2589150, 3106980, 3452200, 3883725, 5178300, 6213960, 7767450, 10356600, 15534900, 31069800]

約数ペア:

[(1, 31069800), (2, 15534900), (3, 10356600), (4, 7767450), (5, 6213960), (6, 5178300), (8, 3883725), (9, 3452200), (10, 3106980), (12, 2589150), (15, 2071320), (18, 1726100), (20, 1553490), (24, 1294575), (25, 1242792), (30, 1035660), (36, 863050), (40, 776745), (41, 757800), (45, 690440), (50, 621396), (60, 517830), (72, 431525), (75, 414264), (82, 378900), (90, 345220), (100, 310698), (120, 258915), (123, 252600), (150, 207132), (164, 189450), (180, 172610), (200, 155349), (205, 151560), (225, 138088), (246, 126300), (300, 103566), (328, 94725), (360, 86305), (369, 84200), (410, 75780), (421, 73800), (450, 69044), (492, 63150), (600, 51783), (615, 50520), (738, 42100), (820, 37890), (842, 36900), (900, 34522), (984, 31575), (1025, 30312), (1230, 25260), (1263, 24600), (1476, 21050), (1640, 18945), (1684, 18450), (1800, 17261), (1845, 16840), (2050, 15156), (2105, 14760), (2460, 12630), (2526, 12300), (2952, 10525), (3075, 10104), (3368, 9225), (3690, 8420), (3789, 8200), (4100, 7578), (4210, 7380), (4920, 6315), (5052, 6150)]