678665636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:174

約数の個数: 108

約数和(自身を含む): 1476620880

約数和(自身を除く): 797955244

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 38, 44, 53, 68, 76, 106, 187, 209, 212, 289, 323, 374, 418, 578, 583, 646, 748, 836, 901, 1007, 1156, 1166, 1292, 1802, 2014, 2332, 2809, 3179, 3553, 3604, 4028, 5491, 5618, 6358, 7106, 9911, 10982, 11077, 11236, 12716, 14212, 15317, 17119, 19822, 21964, 22154, 30634, 30899, 34238, 39644, 44308, 47753, 53371, 60401, 61268, 61798, 68476, 95506, 106742, 120802, 123596, 168487, 188309, 191012, 213484, 241604, 291023, 336974, 376618, 525283, 582046, 587081, 673948, 753236, 811801, 907307, 1050566, 1164092, 1174162, 1623602, 1814614, 2101132, 2348324, 3201253, 3247204, 3629228, 6402506, 8929811, 9980377, 12805012, 15424219, 17859622, 19960754, 30848438, 35719244, 39921508, 61696876, 169666409, 339332818, 678665636]

約数ペア:

[(1, 678665636), (2, 339332818), (4, 169666409), (11, 61696876), (17, 39921508), (19, 35719244), (22, 30848438), (34, 19960754), (38, 17859622), (44, 15424219), (53, 12805012), (68, 9980377), (76, 8929811), (106, 6402506), (187, 3629228), (209, 3247204), (212, 3201253), (289, 2348324), (323, 2101132), (374, 1814614), (418, 1623602), (578, 1174162), (583, 1164092), (646, 1050566), (748, 907307), (836, 811801), (901, 753236), (1007, 673948), (1156, 587081), (1166, 582046), (1292, 525283), (1802, 376618), (2014, 336974), (2332, 291023), (2809, 241604), (3179, 213484), (3553, 191012), (3604, 188309), (4028, 168487), (5491, 123596), (5618, 120802), (6358, 106742), (7106, 95506), (9911, 68476), (10982, 61798), (11077, 61268), (11236, 60401), (12716, 53371), (14212, 47753), (15317, 44308), (17119, 39644), (19822, 34238), (21964, 30899), (22154, 30634)]