15421980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{503}}^1$

素因数の和:595

約数の個数: 96

約数和(自身を含む): 50125824

約数和(自身を除く): 34703844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 73, 84, 105, 140, 146, 210, 219, 292, 365, 420, 438, 503, 511, 730, 876, 1006, 1022, 1095, 1460, 1509, 1533, 2012, 2044, 2190, 2515, 2555, 3018, 3066, 3521, 4380, 5030, 5110, 6036, 6132, 7042, 7545, 7665, 10060, 10220, 10563, 14084, 15090, 15330, 17605, 21126, 30180, 30660, 35210, 36719, 42252, 52815, 70420, 73438, 105630, 110157, 146876, 183595, 211260, 220314, 257033, 367190, 440628, 514066, 550785, 734380, 771099, 1028132, 1101570, 1285165, 1542198, 2203140, 2570330, 3084396, 3855495, 5140660, 7710990, 15421980]

約数ペア:

[(1, 15421980), (2, 7710990), (3, 5140660), (4, 3855495), (5, 3084396), (6, 2570330), (7, 2203140), (10, 1542198), (12, 1285165), (14, 1101570), (15, 1028132), (20, 771099), (21, 734380), (28, 550785), (30, 514066), (35, 440628), (42, 367190), (60, 257033), (70, 220314), (73, 211260), (84, 183595), (105, 146876), (140, 110157), (146, 105630), (210, 73438), (219, 70420), (292, 52815), (365, 42252), (420, 36719), (438, 35210), (503, 30660), (511, 30180), (730, 21126), (876, 17605), (1006, 15330), (1022, 15090), (1095, 14084), (1460, 10563), (1509, 10220), (1533, 10060), (2012, 7665), (2044, 7545), (2190, 7042), (2515, 6132), (2555, 6036), (3018, 5110), (3066, 5030), (3521, 4380)]