189561720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{983}}^1\times {\mathrm{1607}}^1$

素因数の和:2604

約数の個数: 64

約数和(自身を含む): 569617920

約数和(自身を除く): 380056200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 983, 1607, 1966, 2949, 3214, 3932, 4821, 4915, 5898, 6428, 7864, 8035, 9642, 9830, 11796, 12856, 14745, 16070, 19284, 19660, 23592, 24105, 29490, 32140, 38568, 39320, 48210, 58980, 64280, 96420, 117960, 192840, 1579681, 3159362, 4739043, 6318724, 7898405, 9478086, 12637448, 15796810, 18956172, 23695215, 31593620, 37912344, 47390430, 63187240, 94780860, 189561720]

約数ペア:

[(1, 189561720), (2, 94780860), (3, 63187240), (4, 47390430), (5, 37912344), (6, 31593620), (8, 23695215), (10, 18956172), (12, 15796810), (15, 12637448), (20, 9478086), (24, 7898405), (30, 6318724), (40, 4739043), (60, 3159362), (120, 1579681), (983, 192840), (1607, 117960), (1966, 96420), (2949, 64280), (3214, 58980), (3932, 48210), (4821, 39320), (4915, 38568), (5898, 32140), (6428, 29490), (7864, 24105), (8035, 23592), (9642, 19660), (9830, 19284), (11796, 16070), (12856, 14745)]