67402440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{3821}}^1$

素因数の和:3852

約数の個数: 144

約数和(自身を含む): 254889180

約数和(自身を除く): 187486740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 3821, 4410, 5880, 7642, 8820, 11463, 15284, 17640, 19105, 22926, 26747, 30568, 34389, 38210, 45852, 53494, 57315, 68778, 76420, 80241, 91704, 106988, 114630, 133735, 137556, 152840, 160482, 171945, 187229, 213976, 229260, 240723, 267470, 275112, 320964, 343890, 374458, 401205, 458520, 481446, 534940, 561687, 641928, 687780, 748916, 802410, 936145, 962892, 1069880, 1123374, 1203615, 1375560, 1497832, 1604820, 1685061, 1872290, 1925784, 2246748, 2407230, 2808435, 3209640, 3370122, 3744580, 4493496, 4814460, 5616870, 6740244, 7489160, 8425305, 9628920, 11233740, 13480488, 16850610, 22467480, 33701220, 67402440]

約数ペア:

[(1, 67402440), (2, 33701220), (3, 22467480), (4, 16850610), (5, 13480488), (6, 11233740), (7, 9628920), (8, 8425305), (9, 7489160), (10, 6740244), (12, 5616870), (14, 4814460), (15, 4493496), (18, 3744580), (20, 3370122), (21, 3209640), (24, 2808435), (28, 2407230), (30, 2246748), (35, 1925784), (36, 1872290), (40, 1685061), (42, 1604820), (45, 1497832), (49, 1375560), (56, 1203615), (60, 1123374), (63, 1069880), (70, 962892), (72, 936145), (84, 802410), (90, 748916), (98, 687780), (105, 641928), (120, 561687), (126, 534940), (140, 481446), (147, 458520), (168, 401205), (180, 374458), (196, 343890), (210, 320964), (245, 275112), (252, 267470), (280, 240723), (294, 229260), (315, 213976), (360, 187229), (392, 171945), (420, 160482), (441, 152840), (490, 137556), (504, 133735), (588, 114630), (630, 106988), (735, 91704), (840, 80241), (882, 76420), (980, 68778), (1176, 57315), (1260, 53494), (1470, 45852), (1764, 38210), (1960, 34389), (2205, 30568), (2520, 26747), (2940, 22926), (3528, 19105), (3821, 17640), (4410, 15284), (5880, 11463), (7642, 8820)]