321976620

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{28393}}^1$

素因数の和:28421

約数の個数: 120

約数和(自身を含む): 1154386464

約数和(自身を除く): 832409844

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, 11340, 28393, 56786, 85179, 113572, 141965, 170358, 198751, 255537, 283930, 340716, 397502, 425895, 511074, 567860, 596253, 766611, 795004, 851790, 993755, 1022148, 1192506, 1277685, 1533222, 1703580, 1788759, 1987510, 2299833, 2385012, 2555370, 2981265, 3066444, 3577518, 3833055, 3975020, 4599666, 5110740, 5366277, 5962530, 7155036, 7666110, 8943795, 9199332, 10732554, 11499165, 11925060, 15332220, 16098831, 17887590, 21465108, 22998330, 26831385, 32197662, 35775180, 45996660, 53662770, 64395324, 80494155, 107325540, 160988310, 321976620]

約数ペア:

[(1, 321976620), (2, 160988310), (3, 107325540), (4, 80494155), (5, 64395324), (6, 53662770), (7, 45996660), (9, 35775180), (10, 32197662), (12, 26831385), (14, 22998330), (15, 21465108), (18, 17887590), (20, 16098831), (21, 15332220), (27, 11925060), (28, 11499165), (30, 10732554), (35, 9199332), (36, 8943795), (42, 7666110), (45, 7155036), (54, 5962530), (60, 5366277), (63, 5110740), (70, 4599666), (81, 3975020), (84, 3833055), (90, 3577518), (105, 3066444), (108, 2981265), (126, 2555370), (135, 2385012), (140, 2299833), (162, 1987510), (180, 1788759), (189, 1703580), (210, 1533222), (252, 1277685), (270, 1192506), (315, 1022148), (324, 993755), (378, 851790), (405, 795004), (420, 766611), (540, 596253), (567, 567860), (630, 511074), (756, 425895), (810, 397502), (945, 340716), (1134, 283930), (1260, 255537), (1620, 198751), (1890, 170358), (2268, 141965), (2835, 113572), (3780, 85179), (5670, 56786), (11340, 28393)]