254450520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11587}}^1$

素因数の和:11665

約数の個数: 96

約数和(自身を含む): 840593520

約数和(自身を除く): 586143000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 3660, 4392, 5490, 7320, 10980, 11587, 21960, 23174, 34761, 46348, 57935, 69522, 92696, 104283, 115870, 139044, 173805, 208566, 231740, 278088, 347610, 417132, 463480, 521415, 695220, 706807, 834264, 1042830, 1390440, 1413614, 2085660, 2120421, 2827228, 3534035, 4171320, 4240842, 5654456, 6361263, 7068070, 8481684, 10602105, 12722526, 14136140, 16963368, 21204210, 25445052, 28272280, 31806315, 42408420, 50890104, 63612630, 84816840, 127225260, 254450520]

約数ペア:

[(1, 254450520), (2, 127225260), (3, 84816840), (4, 63612630), (5, 50890104), (6, 42408420), (8, 31806315), (9, 28272280), (10, 25445052), (12, 21204210), (15, 16963368), (18, 14136140), (20, 12722526), (24, 10602105), (30, 8481684), (36, 7068070), (40, 6361263), (45, 5654456), (60, 4240842), (61, 4171320), (72, 3534035), (90, 2827228), (120, 2120421), (122, 2085660), (180, 1413614), (183, 1390440), (244, 1042830), (305, 834264), (360, 706807), (366, 695220), (488, 521415), (549, 463480), (610, 417132), (732, 347610), (915, 278088), (1098, 231740), (1220, 208566), (1464, 173805), (1830, 139044), (2196, 115870), (2440, 104283), (2745, 92696), (3660, 69522), (4392, 57935), (5490, 46348), (7320, 34761), (10980, 23174), (11587, 21960)]