1918526700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{148723}}^1$

素因数の和:148783

約数の個数: 72

約数和(自身を含む): 5680067008

約数和(自身を除く): 3761540308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 129, 150, 172, 215, 258, 300, 430, 516, 645, 860, 1075, 1290, 2150, 2580, 3225, 4300, 6450, 12900, 148723, 297446, 446169, 594892, 743615, 892338, 1487230, 1784676, 2230845, 2974460, 3718075, 4461690, 6395089, 7436150, 8923380, 11154225, 12790178, 14872300, 19185267, 22308450, 25580356, 31975445, 38370534, 44616900, 63950890, 76741068, 95926335, 127901780, 159877225, 191852670, 319754450, 383705340, 479631675, 639508900, 959263350, 1918526700]

約数ペア:

[(1, 1918526700), (2, 959263350), (3, 639508900), (4, 479631675), (5, 383705340), (6, 319754450), (10, 191852670), (12, 159877225), (15, 127901780), (20, 95926335), (25, 76741068), (30, 63950890), (43, 44616900), (50, 38370534), (60, 31975445), (75, 25580356), (86, 22308450), (100, 19185267), (129, 14872300), (150, 12790178), (172, 11154225), (215, 8923380), (258, 7436150), (300, 6395089), (430, 4461690), (516, 3718075), (645, 2974460), (860, 2230845), (1075, 1784676), (1290, 1487230), (2150, 892338), (2580, 743615), (3225, 594892), (4300, 446169), (6450, 297446), (12900, 148723)]