201620715320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{313}}^1\times {\mathrm{977}}^1$

素因数の和:1665

約数の個数: 128

約数和(自身を含む): 465649741440

約数和(自身を除く): 264029026120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 311, 313, 424, 530, 622, 626, 977, 1060, 1244, 1252, 1555, 1565, 1954, 2120, 2488, 2504, 3110, 3130, 3908, 4885, 6220, 6260, 7816, 9770, 12440, 12520, 16483, 16589, 19540, 32966, 33178, 39080, 51781, 65932, 66356, 82415, 82945, 97343, 103562, 131864, 132712, 164830, 165890, 194686, 207124, 258905, 303847, 305801, 329660, 331780, 389372, 414248, 486715, 517810, 607694, 611602, 659320, 663560, 778744, 973430, 1035620, 1215388, 1223204, 1519235, 1529005, 1946860, 2071240, 2430776, 2446408, 3038470, 3058010, 3893720, 5159179, 6076940, 6116020, 10318358, 12153880, 12232040, 16103891, 16207453, 20636716, 25795895, 32207782, 32414906, 41273432, 51591790, 64415564, 64829812, 80519455, 81037265, 95104111, 103183580, 128831128, 129659624, 161038910, 162074530, 190208222, 206367160, 322077820, 324149060, 380416444, 475520555, 644155640, 648298120, 760832888, 951041110, 1902082220, 3804164440, 5040517883, 10081035766, 20162071532, 25202589415, 40324143064, 50405178830, 100810357660, 201620715320]

約数ペア:

[(1, 201620715320), (2, 100810357660), (4, 50405178830), (5, 40324143064), (8, 25202589415), (10, 20162071532), (20, 10081035766), (40, 5040517883), (53, 3804164440), (106, 1902082220), (212, 951041110), (265, 760832888), (311, 648298120), (313, 644155640), (424, 475520555), (530, 380416444), (622, 324149060), (626, 322077820), (977, 206367160), (1060, 190208222), (1244, 162074530), (1252, 161038910), (1555, 129659624), (1565, 128831128), (1954, 103183580), (2120, 95104111), (2488, 81037265), (2504, 80519455), (3110, 64829812), (3130, 64415564), (3908, 51591790), (4885, 41273432), (6220, 32414906), (6260, 32207782), (7816, 25795895), (9770, 20636716), (12440, 16207453), (12520, 16103891), (16483, 12232040), (16589, 12153880), (19540, 10318358), (32966, 6116020), (33178, 6076940), (39080, 5159179), (51781, 3893720), (65932, 3058010), (66356, 3038470), (82415, 2446408), (82945, 2430776), (97343, 2071240), (103562, 1946860), (131864, 1529005), (132712, 1519235), (164830, 1223204), (165890, 1215388), (194686, 1035620), (207124, 973430), (258905, 778744), (303847, 663560), (305801, 659320), (329660, 611602), (331780, 607694), (389372, 517810), (414248, 486715)]