30031820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{569}}^1$

素因数の和:627

約数の個数: 96

約数和(自身を含む): 80438400

約数和(自身を除く): 50406580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 52, 58, 65, 70, 91, 116, 130, 140, 145, 182, 203, 260, 290, 364, 377, 406, 455, 569, 580, 754, 812, 910, 1015, 1138, 1508, 1820, 1885, 2030, 2276, 2639, 2845, 3770, 3983, 4060, 5278, 5690, 7397, 7540, 7966, 10556, 11380, 13195, 14794, 15932, 16501, 19915, 26390, 29588, 33002, 36985, 39830, 51779, 52780, 66004, 73970, 79660, 82505, 103558, 115507, 147940, 165010, 207116, 214513, 231014, 258895, 330020, 429026, 462028, 517790, 577535, 858052, 1035580, 1072565, 1155070, 1501591, 2145130, 2310140, 3003182, 4290260, 6006364, 7507955, 15015910, 30031820]

約数ペア:

[(1, 30031820), (2, 15015910), (4, 7507955), (5, 6006364), (7, 4290260), (10, 3003182), (13, 2310140), (14, 2145130), (20, 1501591), (26, 1155070), (28, 1072565), (29, 1035580), (35, 858052), (52, 577535), (58, 517790), (65, 462028), (70, 429026), (91, 330020), (116, 258895), (130, 231014), (140, 214513), (145, 207116), (182, 165010), (203, 147940), (260, 115507), (290, 103558), (364, 82505), (377, 79660), (406, 73970), (455, 66004), (569, 52780), (580, 51779), (754, 39830), (812, 36985), (910, 33002), (1015, 29588), (1138, 26390), (1508, 19915), (1820, 16501), (1885, 15932), (2030, 14794), (2276, 13195), (2639, 11380), (2845, 10556), (3770, 7966), (3983, 7540), (4060, 7397), (5278, 5690)]