78370740

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{6911}}^1$

素因数の和:6939

約数の個数: 120

約数和(自身を含む): 281014272

約数和(自身を除く): 202643532

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 6911, 11340, 13822, 20733, 27644, 34555, 41466, 48377, 62199, 69110, 82932, 96754, 103665, 124398, 138220, 145131, 186597, 193508, 207330, 241885, 248796, 290262, 310995, 373194, 414660, 435393, 483770, 559791, 580524, 621990, 725655, 746388, 870786, 932985, 967540, 1119582, 1243980, 1306179, 1451310, 1741572, 1865970, 2176965, 2239164, 2612358, 2798955, 2902620, 3731940, 3918537, 4353930, 5224716, 5597910, 6530895, 7837074, 8707860, 11195820, 13061790, 15674148, 19592685, 26123580, 39185370, 78370740]

約数ペア:

[(1, 78370740), (2, 39185370), (3, 26123580), (4, 19592685), (5, 15674148), (6, 13061790), (7, 11195820), (9, 8707860), (10, 7837074), (12, 6530895), (14, 5597910), (15, 5224716), (18, 4353930), (20, 3918537), (21, 3731940), (27, 2902620), (28, 2798955), (30, 2612358), (35, 2239164), (36, 2176965), (42, 1865970), (45, 1741572), (54, 1451310), (60, 1306179), (63, 1243980), (70, 1119582), (81, 967540), (84, 932985), (90, 870786), (105, 746388), (108, 725655), (126, 621990), (135, 580524), (140, 559791), (162, 483770), (180, 435393), (189, 414660), (210, 373194), (252, 310995), (270, 290262), (315, 248796), (324, 241885), (378, 207330), (405, 193508), (420, 186597), (540, 145131), (567, 138220), (630, 124398), (756, 103665), (810, 96754), (945, 82932), (1134, 69110), (1260, 62199), (1620, 48377), (1890, 41466), (2268, 34555), (2835, 27644), (3780, 20733), (5670, 13822), (6911, 11340)]