780879480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{3391}}^1$

素因数の和:3525

約数の個数: 128

約数和(自身を含む): 2491084800

約数和(自身を除く): 1710205320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 101, 114, 120, 152, 190, 202, 228, 285, 303, 380, 404, 456, 505, 570, 606, 760, 808, 1010, 1140, 1212, 1515, 1919, 2020, 2280, 2424, 3030, 3391, 3838, 4040, 5757, 6060, 6782, 7676, 9595, 10173, 11514, 12120, 13564, 15352, 16955, 19190, 20346, 23028, 27128, 28785, 33910, 38380, 40692, 46056, 50865, 57570, 64429, 67820, 76760, 81384, 101730, 115140, 128858, 135640, 193287, 203460, 230280, 257716, 322145, 342491, 386574, 406920, 515432, 644290, 684982, 773148, 966435, 1027473, 1288580, 1369964, 1546296, 1712455, 1932870, 2054946, 2577160, 2739928, 3424910, 3865740, 4109892, 5137365, 6507329, 6849820, 7731480, 8219784, 10274730, 13014658, 13699640, 19521987, 20549460, 26029316, 32536645, 39043974, 41098920, 52058632, 65073290, 78087948, 97609935, 130146580, 156175896, 195219870, 260293160, 390439740, 780879480]

約数ペア:

[(1, 780879480), (2, 390439740), (3, 260293160), (4, 195219870), (5, 156175896), (6, 130146580), (8, 97609935), (10, 78087948), (12, 65073290), (15, 52058632), (19, 41098920), (20, 39043974), (24, 32536645), (30, 26029316), (38, 20549460), (40, 19521987), (57, 13699640), (60, 13014658), (76, 10274730), (95, 8219784), (101, 7731480), (114, 6849820), (120, 6507329), (152, 5137365), (190, 4109892), (202, 3865740), (228, 3424910), (285, 2739928), (303, 2577160), (380, 2054946), (404, 1932870), (456, 1712455), (505, 1546296), (570, 1369964), (606, 1288580), (760, 1027473), (808, 966435), (1010, 773148), (1140, 684982), (1212, 644290), (1515, 515432), (1919, 406920), (2020, 386574), (2280, 342491), (2424, 322145), (3030, 257716), (3391, 230280), (3838, 203460), (4040, 193287), (5757, 135640), (6060, 128858), (6782, 115140), (7676, 101730), (9595, 81384), (10173, 76760), (11514, 67820), (12120, 64429), (13564, 57570), (15352, 50865), (16955, 46056), (19190, 40692), (20346, 38380), (23028, 33910), (27128, 28785)]