89388040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:335

約数の個数: 128

約数和(自身を含む): 247276800

約数和(自身を除く): 157888760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 89, 119, 136, 140, 170, 178, 211, 238, 280, 340, 356, 422, 445, 476, 595, 623, 680, 712, 844, 890, 952, 1055, 1190, 1246, 1477, 1513, 1688, 1780, 2110, 2380, 2492, 2954, 3026, 3115, 3560, 3587, 4220, 4760, 4984, 5908, 6052, 6230, 7174, 7385, 7565, 8440, 10591, 11816, 12104, 12460, 14348, 14770, 15130, 17935, 18779, 21182, 24920, 25109, 28696, 29540, 30260, 35870, 37558, 42364, 50218, 52955, 59080, 60520, 71740, 75116, 84728, 93895, 100436, 105910, 125545, 131453, 143480, 150232, 187790, 200872, 211820, 251090, 262906, 319243, 375580, 423640, 502180, 525812, 638486, 657265, 751160, 1004360, 1051624, 1276972, 1314530, 1596215, 2234701, 2553944, 2629060, 3192430, 4469402, 5258120, 6384860, 8938804, 11173505, 12769720, 17877608, 22347010, 44694020, 89388040]

約数ペア:

[(1, 89388040), (2, 44694020), (4, 22347010), (5, 17877608), (7, 12769720), (8, 11173505), (10, 8938804), (14, 6384860), (17, 5258120), (20, 4469402), (28, 3192430), (34, 2629060), (35, 2553944), (40, 2234701), (56, 1596215), (68, 1314530), (70, 1276972), (85, 1051624), (89, 1004360), (119, 751160), (136, 657265), (140, 638486), (170, 525812), (178, 502180), (211, 423640), (238, 375580), (280, 319243), (340, 262906), (356, 251090), (422, 211820), (445, 200872), (476, 187790), (595, 150232), (623, 143480), (680, 131453), (712, 125545), (844, 105910), (890, 100436), (952, 93895), (1055, 84728), (1190, 75116), (1246, 71740), (1477, 60520), (1513, 59080), (1688, 52955), (1780, 50218), (2110, 42364), (2380, 37558), (2492, 35870), (2954, 30260), (3026, 29540), (3115, 28696), (3560, 25109), (3587, 24920), (4220, 21182), (4760, 18779), (4984, 17935), (5908, 15130), (6052, 14770), (6230, 14348), (7174, 12460), (7385, 12104), (7565, 11816), (8440, 10591)]