78249360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1061

約数の個数: 160

約数和(自身を含む): 283410432

約数和(自身を除く): 205161072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 105, 112, 120, 140, 141, 168, 188, 210, 235, 240, 280, 282, 329, 336, 376, 420, 470, 560, 564, 658, 705, 752, 840, 940, 987, 991, 1128, 1316, 1410, 1645, 1680, 1880, 1974, 1982, 2256, 2632, 2820, 2973, 3290, 3760, 3948, 3964, 4935, 4955, 5264, 5640, 5946, 6580, 6937, 7896, 7928, 9870, 9910, 11280, 11892, 13160, 13874, 14865, 15792, 15856, 19740, 19820, 20811, 23784, 26320, 27748, 29730, 34685, 39480, 39640, 41622, 46577, 47568, 55496, 59460, 69370, 78960, 79280, 83244, 93154, 104055, 110992, 118920, 138740, 139731, 166488, 186308, 208110, 232885, 237840, 277480, 279462, 326039, 332976, 372616, 416220, 465770, 554960, 558924, 652078, 698655, 745232, 832440, 931540, 978117, 1117848, 1304156, 1397310, 1630195, 1664880, 1863080, 1956234, 2235696, 2608312, 2794620, 3260390, 3726160, 3912468, 4890585, 5216624, 5589240, 6520780, 7824936, 9781170, 11178480, 13041560, 15649872, 19562340, 26083120, 39124680, 78249360]

約数ペア:

[(1, 78249360), (2, 39124680), (3, 26083120), (4, 19562340), (5, 15649872), (6, 13041560), (7, 11178480), (8, 9781170), (10, 7824936), (12, 6520780), (14, 5589240), (15, 5216624), (16, 4890585), (20, 3912468), (21, 3726160), (24, 3260390), (28, 2794620), (30, 2608312), (35, 2235696), (40, 1956234), (42, 1863080), (47, 1664880), (48, 1630195), (56, 1397310), (60, 1304156), (70, 1117848), (80, 978117), (84, 931540), (94, 832440), (105, 745232), (112, 698655), (120, 652078), (140, 558924), (141, 554960), (168, 465770), (188, 416220), (210, 372616), (235, 332976), (240, 326039), (280, 279462), (282, 277480), (329, 237840), (336, 232885), (376, 208110), (420, 186308), (470, 166488), (560, 139731), (564, 138740), (658, 118920), (705, 110992), (752, 104055), (840, 93154), (940, 83244), (987, 79280), (991, 78960), (1128, 69370), (1316, 59460), (1410, 55496), (1645, 47568), (1680, 46577), (1880, 41622), (1974, 39640), (1982, 39480), (2256, 34685), (2632, 29730), (2820, 27748), (2973, 26320), (3290, 23784), (3760, 20811), (3948, 19820), (3964, 19740), (4935, 15856), (4955, 15792), (5264, 14865), (5640, 13874), (5946, 13160), (6580, 11892), (6937, 11280), (7896, 9910), (7928, 9870)]