257868960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8807}}^1$

素因数の和:8886

約数の個数: 96

約数和(自身を含む): 825697152

約数和(自身を除く): 567828192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 120, 122, 160, 183, 240, 244, 305, 366, 480, 488, 610, 732, 915, 976, 1220, 1464, 1830, 1952, 2440, 2928, 3660, 4880, 5856, 7320, 8807, 9760, 14640, 17614, 26421, 29280, 35228, 44035, 52842, 70456, 88070, 105684, 132105, 140912, 176140, 211368, 264210, 281824, 352280, 422736, 528420, 537227, 704560, 845472, 1056840, 1074454, 1409120, 1611681, 2113680, 2148908, 2686135, 3223362, 4227360, 4297816, 5372270, 6446724, 8058405, 8595632, 10744540, 12893448, 16116810, 17191264, 21489080, 25786896, 32233620, 42978160, 51573792, 64467240, 85956320, 128934480, 257868960]

約数ペア:

[(1, 257868960), (2, 128934480), (3, 85956320), (4, 64467240), (5, 51573792), (6, 42978160), (8, 32233620), (10, 25786896), (12, 21489080), (15, 17191264), (16, 16116810), (20, 12893448), (24, 10744540), (30, 8595632), (32, 8058405), (40, 6446724), (48, 5372270), (60, 4297816), (61, 4227360), (80, 3223362), (96, 2686135), (120, 2148908), (122, 2113680), (160, 1611681), (183, 1409120), (240, 1074454), (244, 1056840), (305, 845472), (366, 704560), (480, 537227), (488, 528420), (610, 422736), (732, 352280), (915, 281824), (976, 264210), (1220, 211368), (1464, 176140), (1830, 140912), (1952, 132105), (2440, 105684), (2928, 88070), (3660, 70456), (4880, 52842), (5856, 44035), (7320, 35228), (8807, 29280), (9760, 26421), (14640, 17614)]