31503780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2273}}^1$

素因数の和:2306

約数の個数: 144

約数和(自身を含む): 119193984

約数和(自身を除く): 87690204

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2273, 2310, 2772, 3465, 4546, 4620, 6819, 6930, 9092, 11365, 13638, 13860, 15911, 20457, 22730, 25003, 27276, 31822, 34095, 40914, 45460, 47733, 50006, 63644, 68190, 75009, 79555, 81828, 95466, 100012, 102285, 125015, 136380, 143199, 150018, 159110, 175021, 190932, 204570, 225027, 238665, 250030, 286398, 300036, 318220, 350042, 375045, 409140, 450054, 477330, 500060, 525063, 572796, 700084, 715995, 750090, 875105, 900108, 954660, 1050126, 1125135, 1431990, 1500180, 1575189, 1750210, 2100252, 2250270, 2625315, 2863980, 3150378, 3500420, 4500540, 5250630, 6300756, 7875945, 10501260, 15751890, 31503780]

約数ペア:

[(1, 31503780), (2, 15751890), (3, 10501260), (4, 7875945), (5, 6300756), (6, 5250630), (7, 4500540), (9, 3500420), (10, 3150378), (11, 2863980), (12, 2625315), (14, 2250270), (15, 2100252), (18, 1750210), (20, 1575189), (21, 1500180), (22, 1431990), (28, 1125135), (30, 1050126), (33, 954660), (35, 900108), (36, 875105), (42, 750090), (44, 715995), (45, 700084), (55, 572796), (60, 525063), (63, 500060), (66, 477330), (70, 450054), (77, 409140), (84, 375045), (90, 350042), (99, 318220), (105, 300036), (110, 286398), (126, 250030), (132, 238665), (140, 225027), (154, 204570), (165, 190932), (180, 175021), (198, 159110), (210, 150018), (220, 143199), (231, 136380), (252, 125015), (308, 102285), (315, 100012), (330, 95466), (385, 81828), (396, 79555), (420, 75009), (462, 68190), (495, 63644), (630, 50006), (660, 47733), (693, 45460), (770, 40914), (924, 34095), (990, 31822), (1155, 27276), (1260, 25003), (1386, 22730), (1540, 20457), (1980, 15911), (2273, 13860), (2310, 13638), (2772, 11365), (3465, 9092), (4546, 6930), (4620, 6819)]