1620898920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{569}}^1$

素因数の和:820

約数の個数: 192

約数和(自身を含む): 5433901200

約数和(自身を除く): 3813002280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 193, 205, 246, 328, 360, 369, 386, 410, 492, 569, 579, 615, 738, 772, 820, 965, 984, 1138, 1158, 1230, 1476, 1544, 1640, 1707, 1737, 1845, 1930, 2276, 2316, 2460, 2845, 2895, 2952, 3414, 3474, 3690, 3860, 4552, 4632, 4920, 5121, 5690, 5790, 6828, 6948, 7380, 7720, 7913, 8535, 8685, 10242, 11380, 11580, 13656, 13896, 14760, 15826, 17070, 17370, 20484, 22760, 23160, 23329, 23739, 25605, 31652, 34140, 34740, 39565, 40968, 46658, 47478, 51210, 63304, 68280, 69480, 69987, 71217, 79130, 93316, 94956, 102420, 109817, 116645, 118695, 139974, 142434, 158260, 186632, 189912, 204840, 209961, 219634, 233290, 237390, 279948, 284868, 316520, 329451, 349935, 356085, 419922, 439268, 466580, 474780, 549085, 559896, 569736, 658902, 699870, 712170, 839844, 878536, 933160, 949560, 988353, 1049805, 1098170, 1317804, 1399740, 1424340, 1647255, 1679688, 1976706, 2099610, 2196340, 2635608, 2799480, 2848680, 3294510, 3953412, 4199220, 4392680, 4502497, 4941765, 6589020, 7906824, 8398440, 9004994, 9883530, 13178040, 13507491, 18009988, 19767060, 22512485, 27014982, 36019976, 39534120, 40522473, 45024970, 54029964, 67537455, 81044946, 90049940, 108059928, 135074910, 162089892, 180099880, 202612365, 270149820, 324179784, 405224730, 540299640, 810449460, 1620898920]

約数ペア:

[(1, 1620898920), (2, 810449460), (3, 540299640), (4, 405224730), (5, 324179784), (6, 270149820), (8, 202612365), (9, 180099880), (10, 162089892), (12, 135074910), (15, 108059928), (18, 90049940), (20, 81044946), (24, 67537455), (30, 54029964), (36, 45024970), (40, 40522473), (41, 39534120), (45, 36019976), (60, 27014982), (72, 22512485), (82, 19767060), (90, 18009988), (120, 13507491), (123, 13178040), (164, 9883530), (180, 9004994), (193, 8398440), (205, 7906824), (246, 6589020), (328, 4941765), (360, 4502497), (369, 4392680), (386, 4199220), (410, 3953412), (492, 3294510), (569, 2848680), (579, 2799480), (615, 2635608), (738, 2196340), (772, 2099610), (820, 1976706), (965, 1679688), (984, 1647255), (1138, 1424340), (1158, 1399740), (1230, 1317804), (1476, 1098170), (1544, 1049805), (1640, 988353), (1707, 949560), (1737, 933160), (1845, 878536), (1930, 839844), (2276, 712170), (2316, 699870), (2460, 658902), (2845, 569736), (2895, 559896), (2952, 549085), (3414, 474780), (3474, 466580), (3690, 439268), (3860, 419922), (4552, 356085), (4632, 349935), (4920, 329451), (5121, 316520), (5690, 284868), (5790, 279948), (6828, 237390), (6948, 233290), (7380, 219634), (7720, 209961), (7913, 204840), (8535, 189912), (8685, 186632), (10242, 158260), (11380, 142434), (11580, 139974), (13656, 118695), (13896, 116645), (14760, 109817), (15826, 102420), (17070, 94956), (17370, 93316), (20484, 79130), (22760, 71217), (23160, 69987), (23329, 69480), (23739, 68280), (25605, 63304), (31652, 51210), (34140, 47478), (34740, 46658), (39565, 40968)]