130009040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7489}}^1$

素因数の和:7540

約数の個数: 80

約数和(自身を含む): 356643840

約数和(自身を除く): 226634800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 7489, 8680, 14978, 17360, 29956, 37445, 52423, 59912, 74890, 104846, 119824, 149780, 209692, 232159, 262115, 299560, 419384, 464318, 524230, 599120, 838768, 928636, 1048460, 1160795, 1625113, 1857272, 2096920, 2321590, 3250226, 3714544, 4193840, 4643180, 6500452, 8125565, 9286360, 13000904, 16251130, 18572720, 26001808, 32502260, 65004520, 130009040]

約数ペア:

[(1, 130009040), (2, 65004520), (4, 32502260), (5, 26001808), (7, 18572720), (8, 16251130), (10, 13000904), (14, 9286360), (16, 8125565), (20, 6500452), (28, 4643180), (31, 4193840), (35, 3714544), (40, 3250226), (56, 2321590), (62, 2096920), (70, 1857272), (80, 1625113), (112, 1160795), (124, 1048460), (140, 928636), (155, 838768), (217, 599120), (248, 524230), (280, 464318), (310, 419384), (434, 299560), (496, 262115), (560, 232159), (620, 209692), (868, 149780), (1085, 119824), (1240, 104846), (1736, 74890), (2170, 59912), (2480, 52423), (3472, 37445), (4340, 29956), (7489, 17360), (8680, 14978)]