16451820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1187}}^1$

素因数の和:1220

約数の個数: 144

約数和(自身を含む): 62270208

約数和(自身を除く): 45818388

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, 1187, 1260, 1386, 1540, 1980, 2310, 2374, 2772, 3465, 3561, 4620, 4748, 5935, 6930, 7122, 8309, 10683, 11870, 13057, 13860, 14244, 16618, 17805, 21366, 23740, 24927, 26114, 33236, 35610, 39171, 41545, 42732, 49854, 52228, 53415, 65285, 71220, 74781, 78342, 83090, 91399, 99708, 106830, 117513, 124635, 130570, 149562, 156684, 166180, 182798, 195855, 213660, 235026, 249270, 261140, 274197, 299124, 365596, 373905, 391710, 456995, 470052, 498540, 548394, 587565, 747810, 783420, 822591, 913990, 1096788, 1175130, 1370985, 1495620, 1645182, 1827980, 2350260, 2741970, 3290364, 4112955, 5483940, 8225910, 16451820]

約数ペア:

[(1, 16451820), (2, 8225910), (3, 5483940), (4, 4112955), (5, 3290364), (6, 2741970), (7, 2350260), (9, 1827980), (10, 1645182), (11, 1495620), (12, 1370985), (14, 1175130), (15, 1096788), (18, 913990), (20, 822591), (21, 783420), (22, 747810), (28, 587565), (30, 548394), (33, 498540), (35, 470052), (36, 456995), (42, 391710), (44, 373905), (45, 365596), (55, 299124), (60, 274197), (63, 261140), (66, 249270), (70, 235026), (77, 213660), (84, 195855), (90, 182798), (99, 166180), (105, 156684), (110, 149562), (126, 130570), (132, 124635), (140, 117513), (154, 106830), (165, 99708), (180, 91399), (198, 83090), (210, 78342), (220, 74781), (231, 71220), (252, 65285), (308, 53415), (315, 52228), (330, 49854), (385, 42732), (396, 41545), (420, 39171), (462, 35610), (495, 33236), (630, 26114), (660, 24927), (693, 23740), (770, 21366), (924, 17805), (990, 16618), (1155, 14244), (1187, 13860), (1260, 13057), (1386, 11870), (1540, 10683), (1980, 8309), (2310, 7122), (2374, 6930), (2772, 5935), (3465, 4748), (3561, 4620)]