1221383688

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1601}}^1$

素因数の和:1875

約数の個数: 128

約数和(自身を含む): 3691008000

約数和(自身を除く): 2469624312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 239, 266, 399, 456, 478, 532, 717, 798, 956, 1064, 1434, 1596, 1601, 1673, 1912, 2868, 3192, 3202, 3346, 4541, 4803, 5019, 5736, 6404, 6692, 9082, 9606, 10038, 11207, 12808, 13384, 13623, 18164, 19212, 20076, 22414, 27246, 30419, 31787, 33621, 36328, 38424, 40152, 44828, 54492, 60838, 63574, 67242, 89656, 91257, 95361, 108984, 121676, 127148, 134484, 182514, 190722, 212933, 243352, 254296, 268968, 365028, 381444, 382639, 425866, 638799, 730056, 762888, 765278, 851732, 1147917, 1277598, 1530556, 1703464, 2295834, 2555196, 2678473, 3061112, 4591668, 5110392, 5356946, 7270141, 8035419, 9183336, 10713892, 14540282, 16070838, 21427784, 21810423, 29080564, 32141676, 43620846, 50890987, 58161128, 64283352, 87241692, 101781974, 152672961, 174483384, 203563948, 305345922, 407127896, 610691844, 1221383688]

約数ペア:

[(1, 1221383688), (2, 610691844), (3, 407127896), (4, 305345922), (6, 203563948), (7, 174483384), (8, 152672961), (12, 101781974), (14, 87241692), (19, 64283352), (21, 58161128), (24, 50890987), (28, 43620846), (38, 32141676), (42, 29080564), (56, 21810423), (57, 21427784), (76, 16070838), (84, 14540282), (114, 10713892), (133, 9183336), (152, 8035419), (168, 7270141), (228, 5356946), (239, 5110392), (266, 4591668), (399, 3061112), (456, 2678473), (478, 2555196), (532, 2295834), (717, 1703464), (798, 1530556), (956, 1277598), (1064, 1147917), (1434, 851732), (1596, 765278), (1601, 762888), (1673, 730056), (1912, 638799), (2868, 425866), (3192, 382639), (3202, 381444), (3346, 365028), (4541, 268968), (4803, 254296), (5019, 243352), (5736, 212933), (6404, 190722), (6692, 182514), (9082, 134484), (9606, 127148), (10038, 121676), (11207, 108984), (12808, 95361), (13384, 91257), (13623, 89656), (18164, 67242), (19212, 63574), (20076, 60838), (22414, 54492), (27246, 44828), (30419, 40152), (31787, 38424), (33621, 36328)]