73439240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:535

約数の個数: 96

約数和(自身を含む): 194837400

約数和(自身を除く): 121398160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 89, 98, 140, 178, 196, 245, 280, 356, 392, 421, 445, 490, 623, 712, 842, 890, 980, 1246, 1684, 1780, 1960, 2105, 2492, 2947, 3115, 3368, 3560, 4210, 4361, 4984, 5894, 6230, 8420, 8722, 11788, 12460, 14735, 16840, 17444, 20629, 21805, 23576, 24920, 29470, 34888, 37469, 41258, 43610, 58940, 74938, 82516, 87220, 103145, 117880, 149876, 165032, 174440, 187345, 206290, 262283, 299752, 374690, 412580, 524566, 749380, 825160, 1049132, 1311415, 1498760, 1835981, 2098264, 2622830, 3671962, 5245660, 7343924, 9179905, 10491320, 14687848, 18359810, 36719620, 73439240]

約数ペア:

[(1, 73439240), (2, 36719620), (4, 18359810), (5, 14687848), (7, 10491320), (8, 9179905), (10, 7343924), (14, 5245660), (20, 3671962), (28, 2622830), (35, 2098264), (40, 1835981), (49, 1498760), (56, 1311415), (70, 1049132), (89, 825160), (98, 749380), (140, 524566), (178, 412580), (196, 374690), (245, 299752), (280, 262283), (356, 206290), (392, 187345), (421, 174440), (445, 165032), (490, 149876), (623, 117880), (712, 103145), (842, 87220), (890, 82516), (980, 74938), (1246, 58940), (1684, 43610), (1780, 41258), (1960, 37469), (2105, 34888), (2492, 29470), (2947, 24920), (3115, 23576), (3368, 21805), (3560, 20629), (4210, 17444), (4361, 16840), (4984, 14735), (5894, 12460), (6230, 11788), (8420, 8722)]