913408020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{103561}}^1$

素因数の和:103590

約数の個数: 108

約数和(自身を含む): 3223056564

約数和(自身を除く): 2309648544

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 103561, 207122, 310683, 414244, 517805, 621366, 724927, 932049, 1035610, 1242732, 1449854, 1553415, 1864098, 2071220, 2174781, 2899708, 3106830, 3624635, 3728196, 4349562, 4660245, 5074489, 6213660, 6524343, 7249270, 8699124, 9320490, 10148978, 10873905, 13048686, 14498540, 15223467, 18640980, 20297956, 21747810, 25372445, 26097372, 30446934, 32621715, 43495620, 45670401, 50744890, 60893868, 65243430, 76117335, 91340802, 101489780, 130486860, 152234670, 182681604, 228352005, 304469340, 456704010, 913408020]

約数ペア:

[(1, 913408020), (2, 456704010), (3, 304469340), (4, 228352005), (5, 182681604), (6, 152234670), (7, 130486860), (9, 101489780), (10, 91340802), (12, 76117335), (14, 65243430), (15, 60893868), (18, 50744890), (20, 45670401), (21, 43495620), (28, 32621715), (30, 30446934), (35, 26097372), (36, 25372445), (42, 21747810), (45, 20297956), (49, 18640980), (60, 15223467), (63, 14498540), (70, 13048686), (84, 10873905), (90, 10148978), (98, 9320490), (105, 8699124), (126, 7249270), (140, 6524343), (147, 6213660), (180, 5074489), (196, 4660245), (210, 4349562), (245, 3728196), (252, 3624635), (294, 3106830), (315, 2899708), (420, 2174781), (441, 2071220), (490, 1864098), (588, 1553415), (630, 1449854), (735, 1242732), (882, 1035610), (980, 932049), (1260, 724927), (1470, 621366), (1764, 517805), (2205, 414244), (2940, 310683), (4410, 207122), (8820, 103561)]