1640985372

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1019}}^1$

素因数の和:1113

約数の個数: 192

約数和(自身を含む): 4862054400

約数和(自身を除く): 3221069028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 37, 39, 52, 54, 62, 74, 78, 93, 108, 111, 117, 124, 148, 156, 186, 222, 234, 279, 333, 351, 372, 403, 444, 468, 481, 558, 666, 702, 806, 837, 962, 999, 1019, 1116, 1147, 1209, 1332, 1404, 1443, 1612, 1674, 1924, 1998, 2038, 2294, 2418, 2886, 3057, 3348, 3441, 3627, 3996, 4076, 4329, 4588, 4836, 5772, 6114, 6882, 7254, 8658, 9171, 10323, 10881, 12228, 12987, 13247, 13764, 14508, 14911, 17316, 18342, 20646, 21762, 25974, 26494, 27513, 29822, 30969, 31589, 36684, 37703, 39741, 41292, 43524, 44733, 51948, 52988, 55026, 59644, 61938, 63178, 75406, 79482, 89466, 94767, 110052, 113109, 119223, 123876, 126356, 134199, 150812, 158964, 178932, 189534, 226218, 238446, 268398, 284301, 339327, 357669, 379068, 402597, 410657, 452436, 476892, 490139, 536796, 568602, 678654, 715338, 805194, 821314, 852903, 980278, 1017981, 1137204, 1168793, 1231971, 1357308, 1430676, 1470417, 1610388, 1642628, 1705806, 1960556, 2035962, 2337586, 2463942, 2940834, 3411612, 3506379, 3695913, 4071924, 4411251, 4675172, 4927884, 5881668, 7012758, 7391826, 8822502, 10519137, 11087739, 13233753, 14025516, 14783652, 15194309, 17645004, 21038274, 22175478, 26467506, 30388618, 31557411, 42076548, 44350956, 45582927, 52935012, 60777236, 63114822, 91165854, 126229644, 136748781, 182331708, 273497562, 410246343, 546995124, 820492686, 1640985372]

約数ペア:

[(1, 1640985372), (2, 820492686), (3, 546995124), (4, 410246343), (6, 273497562), (9, 182331708), (12, 136748781), (13, 126229644), (18, 91165854), (26, 63114822), (27, 60777236), (31, 52935012), (36, 45582927), (37, 44350956), (39, 42076548), (52, 31557411), (54, 30388618), (62, 26467506), (74, 22175478), (78, 21038274), (93, 17645004), (108, 15194309), (111, 14783652), (117, 14025516), (124, 13233753), (148, 11087739), (156, 10519137), (186, 8822502), (222, 7391826), (234, 7012758), (279, 5881668), (333, 4927884), (351, 4675172), (372, 4411251), (403, 4071924), (444, 3695913), (468, 3506379), (481, 3411612), (558, 2940834), (666, 2463942), (702, 2337586), (806, 2035962), (837, 1960556), (962, 1705806), (999, 1642628), (1019, 1610388), (1116, 1470417), (1147, 1430676), (1209, 1357308), (1332, 1231971), (1404, 1168793), (1443, 1137204), (1612, 1017981), (1674, 980278), (1924, 852903), (1998, 821314), (2038, 805194), (2294, 715338), (2418, 678654), (2886, 568602), (3057, 536796), (3348, 490139), (3441, 476892), (3627, 452436), (3996, 410657), (4076, 402597), (4329, 379068), (4588, 357669), (4836, 339327), (5772, 284301), (6114, 268398), (6882, 238446), (7254, 226218), (8658, 189534), (9171, 178932), (10323, 158964), (10881, 150812), (12228, 134199), (12987, 126356), (13247, 123876), (13764, 119223), (14508, 113109), (14911, 110052), (17316, 94767), (18342, 89466), (20646, 79482), (21762, 75406), (25974, 63178), (26494, 61938), (27513, 59644), (29822, 55026), (30969, 52988), (31589, 51948), (36684, 44733), (37703, 43524), (39741, 41292)]