18699360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:420

約数の個数: 96

約数和(自身を含む): 59512320

約数和(自身を除く): 40812960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 163, 239, 240, 326, 478, 480, 489, 652, 717, 815, 956, 978, 1195, 1304, 1434, 1630, 1912, 1956, 2390, 2445, 2608, 2868, 3260, 3585, 3824, 3912, 4780, 4890, 5216, 5736, 6520, 7170, 7648, 7824, 9560, 9780, 11472, 13040, 14340, 15648, 19120, 19560, 22944, 26080, 28680, 38240, 38957, 39120, 57360, 77914, 78240, 114720, 116871, 155828, 194785, 233742, 311656, 389570, 467484, 584355, 623312, 779140, 934968, 1168710, 1246624, 1558280, 1869936, 2337420, 3116560, 3739872, 4674840, 6233120, 9349680, 18699360]

約数ペア:

[(1, 18699360), (2, 9349680), (3, 6233120), (4, 4674840), (5, 3739872), (6, 3116560), (8, 2337420), (10, 1869936), (12, 1558280), (15, 1246624), (16, 1168710), (20, 934968), (24, 779140), (30, 623312), (32, 584355), (40, 467484), (48, 389570), (60, 311656), (80, 233742), (96, 194785), (120, 155828), (160, 116871), (163, 114720), (239, 78240), (240, 77914), (326, 57360), (478, 39120), (480, 38957), (489, 38240), (652, 28680), (717, 26080), (815, 22944), (956, 19560), (978, 19120), (1195, 15648), (1304, 14340), (1434, 13040), (1630, 11472), (1912, 9780), (1956, 9560), (2390, 7824), (2445, 7648), (2608, 7170), (2868, 6520), (3260, 5736), (3585, 5216), (3824, 4890), (3912, 4780)]