21732720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1091}}^1$

素因数の和:1190

約数の個数: 80

約数和(自身を含む): 68245632

約数和(自身を除く): 46512912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 240, 249, 332, 415, 498, 664, 830, 996, 1091, 1245, 1328, 1660, 1992, 2182, 2490, 3273, 3320, 3984, 4364, 4980, 5455, 6546, 6640, 8728, 9960, 10910, 13092, 16365, 17456, 19920, 21820, 26184, 32730, 43640, 52368, 65460, 87280, 90553, 130920, 181106, 261840, 271659, 362212, 452765, 543318, 724424, 905530, 1086636, 1358295, 1448848, 1811060, 2173272, 2716590, 3622120, 4346544, 5433180, 7244240, 10866360, 21732720]

約数ペア:

[(1, 21732720), (2, 10866360), (3, 7244240), (4, 5433180), (5, 4346544), (6, 3622120), (8, 2716590), (10, 2173272), (12, 1811060), (15, 1448848), (16, 1358295), (20, 1086636), (24, 905530), (30, 724424), (40, 543318), (48, 452765), (60, 362212), (80, 271659), (83, 261840), (120, 181106), (166, 130920), (240, 90553), (249, 87280), (332, 65460), (415, 52368), (498, 43640), (664, 32730), (830, 26184), (996, 21820), (1091, 19920), (1245, 17456), (1328, 16365), (1660, 13092), (1992, 10910), (2182, 9960), (2490, 8728), (3273, 6640), (3320, 6546), (3984, 5455), (4364, 4980)]