4455780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^2$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 14398272

約数和(自身を除く): 9942492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 103, 105, 140, 206, 210, 309, 412, 420, 515, 618, 721, 1030, 1236, 1442, 1545, 2060, 2163, 2884, 3090, 3605, 4326, 6180, 7210, 8652, 10609, 10815, 14420, 21218, 21630, 31827, 42436, 43260, 53045, 63654, 74263, 106090, 127308, 148526, 159135, 212180, 222789, 297052, 318270, 371315, 445578, 636540, 742630, 891156, 1113945, 1485260, 2227890, 4455780]

約数ペア:

[(1, 4455780), (2, 2227890), (3, 1485260), (4, 1113945), (5, 891156), (6, 742630), (7, 636540), (10, 445578), (12, 371315), (14, 318270), (15, 297052), (20, 222789), (21, 212180), (28, 159135), (30, 148526), (35, 127308), (42, 106090), (60, 74263), (70, 63654), (84, 53045), (103, 43260), (105, 42436), (140, 31827), (206, 21630), (210, 21218), (309, 14420), (412, 10815), (420, 10609), (515, 8652), (618, 7210), (721, 6180), (1030, 4326), (1236, 3605), (1442, 3090), (1545, 2884), (2060, 2163)]