455820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 1306368

約数和(自身を除く): 850548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 107, 142, 213, 214, 284, 321, 355, 426, 428, 535, 642, 710, 852, 1065, 1070, 1284, 1420, 1605, 2130, 2140, 3210, 4260, 6420, 7597, 15194, 22791, 30388, 37985, 45582, 75970, 91164, 113955, 151940, 227910, 455820]

約数ペア:

[(1, 455820), (2, 227910), (3, 151940), (4, 113955), (5, 91164), (6, 75970), (10, 45582), (12, 37985), (15, 30388), (20, 22791), (30, 15194), (60, 7597), (71, 6420), (107, 4260), (142, 3210), (213, 2140), (214, 2130), (284, 1605), (321, 1420), (355, 1284), (426, 1070), (428, 1065), (535, 852), (642, 710)]