355798240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{647}}^1$

素因数の和:1160

約数の個数: 96

約数和(自身を含む): 964099584

約数和(自身を除く): 608301344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 491, 560, 647, 982, 1120, 1294, 1964, 2455, 2588, 3235, 3437, 3928, 4529, 4910, 5176, 6470, 6874, 7856, 9058, 9820, 10352, 12940, 13748, 15712, 17185, 18116, 19640, 20704, 22645, 25880, 27496, 34370, 36232, 39280, 45290, 51760, 54992, 68740, 72464, 78560, 90580, 103520, 109984, 137480, 144928, 181160, 274960, 317677, 362320, 549920, 635354, 724640, 1270708, 1588385, 2223739, 2541416, 3176770, 4447478, 5082832, 6353540, 8894956, 10165664, 11118695, 12707080, 17789912, 22237390, 25414160, 35579824, 44474780, 50828320, 71159648, 88949560, 177899120, 355798240]

約数ペア:

[(1, 355798240), (2, 177899120), (4, 88949560), (5, 71159648), (7, 50828320), (8, 44474780), (10, 35579824), (14, 25414160), (16, 22237390), (20, 17789912), (28, 12707080), (32, 11118695), (35, 10165664), (40, 8894956), (56, 6353540), (70, 5082832), (80, 4447478), (112, 3176770), (140, 2541416), (160, 2223739), (224, 1588385), (280, 1270708), (491, 724640), (560, 635354), (647, 549920), (982, 362320), (1120, 317677), (1294, 274960), (1964, 181160), (2455, 144928), (2588, 137480), (3235, 109984), (3437, 103520), (3928, 90580), (4529, 78560), (4910, 72464), (5176, 68740), (6470, 54992), (6874, 51760), (7856, 45290), (9058, 39280), (9820, 36232), (10352, 34370), (12940, 27496), (13748, 25880), (15712, 22645), (17185, 20704), (18116, 19640)]