3045560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 7992000

約数和(自身を除く): 4946440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 149, 280, 292, 298, 365, 511, 584, 596, 730, 745, 1022, 1043, 1192, 1460, 1490, 2044, 2086, 2555, 2920, 2980, 4088, 4172, 5110, 5215, 5960, 8344, 10220, 10430, 10877, 20440, 20860, 21754, 41720, 43508, 54385, 76139, 87016, 108770, 152278, 217540, 304556, 380695, 435080, 609112, 761390, 1522780, 3045560]

約数ペア:

[(1, 3045560), (2, 1522780), (4, 761390), (5, 609112), (7, 435080), (8, 380695), (10, 304556), (14, 217540), (20, 152278), (28, 108770), (35, 87016), (40, 76139), (56, 54385), (70, 43508), (73, 41720), (140, 21754), (146, 20860), (149, 20440), (280, 10877), (292, 10430), (298, 10220), (365, 8344), (511, 5960), (584, 5215), (596, 5110), (730, 4172), (745, 4088), (1022, 2980), (1043, 2920), (1192, 2555), (1460, 2086), (1490, 2044)]