442948520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{599}}^1$

素因数の和:775

約数の個数: 128

約数和(自身を含む): 1209600000

約数和(自身を除く): 766651480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 139, 140, 152, 190, 266, 278, 280, 380, 532, 556, 599, 665, 695, 760, 973, 1064, 1112, 1198, 1330, 1390, 1946, 2396, 2641, 2660, 2780, 2995, 3892, 4193, 4792, 4865, 5282, 5320, 5560, 5990, 7784, 8386, 9730, 10564, 11381, 11980, 13205, 16772, 18487, 19460, 20965, 21128, 22762, 23960, 26410, 33544, 36974, 38920, 41930, 45524, 52820, 56905, 73948, 79667, 83261, 83860, 91048, 92435, 105640, 113810, 147896, 159334, 166522, 167720, 184870, 227620, 318668, 333044, 369740, 398335, 416305, 455240, 582827, 637336, 666088, 739480, 796670, 832610, 1165654, 1581959, 1593340, 1665220, 2331308, 2914135, 3163918, 3186680, 3330440, 4662616, 5828270, 6327836, 7909795, 11073713, 11656540, 12655672, 15819590, 22147426, 23313080, 31639180, 44294852, 55368565, 63278360, 88589704, 110737130, 221474260, 442948520]

約数ペア:

[(1, 442948520), (2, 221474260), (4, 110737130), (5, 88589704), (7, 63278360), (8, 55368565), (10, 44294852), (14, 31639180), (19, 23313080), (20, 22147426), (28, 15819590), (35, 12655672), (38, 11656540), (40, 11073713), (56, 7909795), (70, 6327836), (76, 5828270), (95, 4662616), (133, 3330440), (139, 3186680), (140, 3163918), (152, 2914135), (190, 2331308), (266, 1665220), (278, 1593340), (280, 1581959), (380, 1165654), (532, 832610), (556, 796670), (599, 739480), (665, 666088), (695, 637336), (760, 582827), (973, 455240), (1064, 416305), (1112, 398335), (1198, 369740), (1330, 333044), (1390, 318668), (1946, 227620), (2396, 184870), (2641, 167720), (2660, 166522), (2780, 159334), (2995, 147896), (3892, 113810), (4193, 105640), (4792, 92435), (4865, 91048), (5282, 83860), (5320, 83261), (5560, 79667), (5990, 73948), (7784, 56905), (8386, 52820), (9730, 45524), (10564, 41930), (11381, 38920), (11980, 36974), (13205, 33544), (16772, 26410), (18487, 23960), (19460, 22762), (20965, 21128)]