1561212912

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:588

約数の個数: 240

約数和(自身を含む): 4966824960

約数和(自身を除く): 3405612048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 47, 48, 49, 56, 58, 84, 87, 94, 98, 112, 116, 141, 147, 168, 174, 188, 196, 203, 232, 282, 294, 329, 336, 348, 376, 392, 406, 464, 487, 564, 588, 609, 658, 696, 752, 784, 812, 974, 987, 1128, 1176, 1218, 1316, 1363, 1392, 1421, 1461, 1624, 1948, 1974, 2256, 2303, 2352, 2436, 2632, 2726, 2842, 2922, 3248, 3409, 3896, 3948, 4089, 4263, 4606, 4872, 5264, 5452, 5684, 5844, 6818, 6909, 7792, 7896, 8178, 8526, 9212, 9541, 9744, 10227, 10904, 11368, 11688, 13636, 13818, 14123, 15792, 16356, 17052, 18424, 19082, 20454, 21808, 22736, 22889, 23376, 23863, 27272, 27636, 28246, 28623, 32712, 34104, 36848, 38164, 40908, 42369, 45778, 47726, 54544, 55272, 56492, 57246, 65424, 66787, 68208, 68667, 71589, 76328, 81816, 84738, 91556, 95452, 98861, 110544, 112984, 114492, 133574, 137334, 143178, 152656, 160223, 163632, 169476, 183112, 190904, 197722, 200361, 225968, 228984, 267148, 274668, 286356, 296583, 320446, 338952, 366224, 381808, 395444, 400722, 457968, 480669, 534296, 549336, 572712, 593166, 640892, 663781, 677904, 692027, 790888, 801444, 961338, 1068592, 1098672, 1121561, 1145424, 1186332, 1281784, 1327562, 1384054, 1581776, 1602888, 1922676, 1991343, 2076081, 2243122, 2372664, 2563568, 2655124, 2768108, 3205776, 3364683, 3845352, 3982686, 4152162, 4486244, 4646467, 4745328, 5310248, 5536216, 6729366, 7690704, 7965372, 8304324, 8972488, 9292934, 10620496, 11072432, 13458732, 13939401, 15930744, 16608648, 17944976, 18585868, 26917464, 27878802, 31861488, 32525269, 33217296, 37171736, 53834928, 55757604, 65050538, 74343472, 97575807, 111515208, 130101076, 195151614, 223030416, 260202152, 390303228, 520404304, 780606456, 1561212912]

約数ペア:

[(1, 1561212912), (2, 780606456), (3, 520404304), (4, 390303228), (6, 260202152), (7, 223030416), (8, 195151614), (12, 130101076), (14, 111515208), (16, 97575807), (21, 74343472), (24, 65050538), (28, 55757604), (29, 53834928), (42, 37171736), (47, 33217296), (48, 32525269), (49, 31861488), (56, 27878802), (58, 26917464), (84, 18585868), (87, 17944976), (94, 16608648), (98, 15930744), (112, 13939401), (116, 13458732), (141, 11072432), (147, 10620496), (168, 9292934), (174, 8972488), (188, 8304324), (196, 7965372), (203, 7690704), (232, 6729366), (282, 5536216), (294, 5310248), (329, 4745328), (336, 4646467), (348, 4486244), (376, 4152162), (392, 3982686), (406, 3845352), (464, 3364683), (487, 3205776), (564, 2768108), (588, 2655124), (609, 2563568), (658, 2372664), (696, 2243122), (752, 2076081), (784, 1991343), (812, 1922676), (974, 1602888), (987, 1581776), (1128, 1384054), (1176, 1327562), (1218, 1281784), (1316, 1186332), (1363, 1145424), (1392, 1121561), (1421, 1098672), (1461, 1068592), (1624, 961338), (1948, 801444), (1974, 790888), (2256, 692027), (2303, 677904), (2352, 663781), (2436, 640892), (2632, 593166), (2726, 572712), (2842, 549336), (2922, 534296), (3248, 480669), (3409, 457968), (3896, 400722), (3948, 395444), (4089, 381808), (4263, 366224), (4606, 338952), (4872, 320446), (5264, 296583), (5452, 286356), (5684, 274668), (5844, 267148), (6818, 228984), (6909, 225968), (7792, 200361), (7896, 197722), (8178, 190904), (8526, 183112), (9212, 169476), (9541, 163632), (9744, 160223), (10227, 152656), (10904, 143178), (11368, 137334), (11688, 133574), (13636, 114492), (13818, 112984), (14123, 110544), (15792, 98861), (16356, 95452), (17052, 91556), (18424, 84738), (19082, 81816), (20454, 76328), (21808, 71589), (22736, 68667), (22889, 68208), (23376, 66787), (23863, 65424), (27272, 57246), (27636, 56492), (28246, 55272), (28623, 54544), (32712, 47726), (34104, 45778), (36848, 42369), (38164, 40908)]