1330671320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{20297}}^1$

素因数の和:20468

約数の個数: 64

約数和(自身を含む): 3288276000

約数和(自身を除く): 1957604680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 149, 220, 298, 440, 596, 745, 1192, 1490, 1639, 2980, 3278, 5960, 6556, 8195, 13112, 16390, 20297, 32780, 40594, 65560, 81188, 101485, 162376, 202970, 223267, 405940, 446534, 811880, 893068, 1116335, 1786136, 2232670, 3024253, 4465340, 6048506, 8930680, 12097012, 15121265, 24194024, 30242530, 33266783, 60485060, 66533566, 120970120, 133067132, 166333915, 266134264, 332667830, 665335660, 1330671320]

約数ペア:

[(1, 1330671320), (2, 665335660), (4, 332667830), (5, 266134264), (8, 166333915), (10, 133067132), (11, 120970120), (20, 66533566), (22, 60485060), (40, 33266783), (44, 30242530), (55, 24194024), (88, 15121265), (110, 12097012), (149, 8930680), (220, 6048506), (298, 4465340), (440, 3024253), (596, 2232670), (745, 1786136), (1192, 1116335), (1490, 893068), (1639, 811880), (2980, 446534), (3278, 405940), (5960, 223267), (6556, 202970), (8195, 162376), (13112, 101485), (16390, 81188), (20297, 65560), (32780, 40594)]