189640360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{983}}^1$

素因数の和:1067

約数の個数: 128

約数和(自身を含む): 535610880

約数和(自身を除く): 345970520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 53, 56, 65, 70, 91, 104, 106, 130, 140, 182, 212, 260, 265, 280, 364, 371, 424, 455, 520, 530, 689, 728, 742, 910, 983, 1060, 1378, 1484, 1820, 1855, 1966, 2120, 2756, 2968, 3445, 3640, 3710, 3932, 4823, 4915, 5512, 6881, 6890, 7420, 7864, 9646, 9830, 12779, 13762, 13780, 14840, 19292, 19660, 24115, 25558, 27524, 27560, 34405, 38584, 39320, 48230, 51116, 52099, 55048, 63895, 68810, 89453, 96460, 102232, 104198, 127790, 137620, 178906, 192920, 208396, 255580, 260495, 275240, 357812, 364693, 416792, 447265, 511160, 520990, 677287, 715624, 729386, 894530, 1041980, 1354574, 1458772, 1789060, 1823465, 2083960, 2709148, 2917544, 3386435, 3578120, 3646930, 4741009, 5418296, 6772870, 7293860, 9482018, 13545740, 14587720, 18964036, 23705045, 27091480, 37928072, 47410090, 94820180, 189640360]

約数ペア:

[(1, 189640360), (2, 94820180), (4, 47410090), (5, 37928072), (7, 27091480), (8, 23705045), (10, 18964036), (13, 14587720), (14, 13545740), (20, 9482018), (26, 7293860), (28, 6772870), (35, 5418296), (40, 4741009), (52, 3646930), (53, 3578120), (56, 3386435), (65, 2917544), (70, 2709148), (91, 2083960), (104, 1823465), (106, 1789060), (130, 1458772), (140, 1354574), (182, 1041980), (212, 894530), (260, 729386), (265, 715624), (280, 677287), (364, 520990), (371, 511160), (424, 447265), (455, 416792), (520, 364693), (530, 357812), (689, 275240), (728, 260495), (742, 255580), (910, 208396), (983, 192920), (1060, 178906), (1378, 137620), (1484, 127790), (1820, 104198), (1855, 102232), (1966, 96460), (2120, 89453), (2756, 68810), (2968, 63895), (3445, 55048), (3640, 52099), (3710, 51116), (3932, 48230), (4823, 39320), (4915, 38584), (5512, 34405), (6881, 27560), (6890, 27524), (7420, 25558), (7864, 24115), (9646, 19660), (9830, 19292), (12779, 14840), (13762, 13780)]