639773880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1553}}^1\times {\mathrm{3433}}^1$

素因数の和:5000

約数の個数: 64

約数和(自身を含む): 1921116960

約数和(自身を除く): 1281343080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1553, 3106, 3433, 4659, 6212, 6866, 7765, 9318, 10299, 12424, 13732, 15530, 17165, 18636, 20598, 23295, 27464, 31060, 34330, 37272, 41196, 46590, 51495, 62120, 68660, 82392, 93180, 102990, 137320, 186360, 205980, 411960, 5331449, 10662898, 15994347, 21325796, 26657245, 31988694, 42651592, 53314490, 63977388, 79971735, 106628980, 127954776, 159943470, 213257960, 319886940, 639773880]

約数ペア:

[(1, 639773880), (2, 319886940), (3, 213257960), (4, 159943470), (5, 127954776), (6, 106628980), (8, 79971735), (10, 63977388), (12, 53314490), (15, 42651592), (20, 31988694), (24, 26657245), (30, 21325796), (40, 15994347), (60, 10662898), (120, 5331449), (1553, 411960), (3106, 205980), (3433, 186360), (4659, 137320), (6212, 102990), (6866, 93180), (7765, 82392), (9318, 68660), (10299, 62120), (12424, 51495), (13732, 46590), (15530, 41196), (17165, 37272), (18636, 34330), (20598, 31060), (23295, 27464)]