668691660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{122471}}^1$

素因数の和:122503

約数の個数: 96

約数和(自身を含む): 2304433152

約数和(自身を除く): 1635741492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 122471, 244942, 367413, 489884, 612355, 734826, 857297, 1224710, 1469652, 1592123, 1714594, 1837065, 2449420, 2571891, 3184246, 3429188, 3674130, 4286485, 4776369, 5143782, 6368492, 7348260, 7960615, 8572970, 9552738, 10287564, 11144861, 12859455, 15921230, 17145940, 19105476, 22289722, 23881845, 25718910, 31842460, 33434583, 44579444, 47763690, 51437820, 55724305, 66869166, 95527380, 111448610, 133738332, 167172915, 222897220, 334345830, 668691660]

約数ペア:

[(1, 668691660), (2, 334345830), (3, 222897220), (4, 167172915), (5, 133738332), (6, 111448610), (7, 95527380), (10, 66869166), (12, 55724305), (13, 51437820), (14, 47763690), (15, 44579444), (20, 33434583), (21, 31842460), (26, 25718910), (28, 23881845), (30, 22289722), (35, 19105476), (39, 17145940), (42, 15921230), (52, 12859455), (60, 11144861), (65, 10287564), (70, 9552738), (78, 8572970), (84, 7960615), (91, 7348260), (105, 6368492), (130, 5143782), (140, 4776369), (156, 4286485), (182, 3674130), (195, 3429188), (210, 3184246), (260, 2571891), (273, 2449420), (364, 1837065), (390, 1714594), (420, 1592123), (455, 1469652), (546, 1224710), (780, 857297), (910, 734826), (1092, 612355), (1365, 489884), (1820, 367413), (2730, 244942), (5460, 122471)]