64173840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{267391}}^1$

素因数の和:267407

約数の個数: 40

約数和(自身を含む): 198939648

約数和(自身を除く): 134765808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 267391, 534782, 802173, 1069564, 1336955, 1604346, 2139128, 2673910, 3208692, 4010865, 4278256, 5347820, 6417384, 8021730, 10695640, 12834768, 16043460, 21391280, 32086920, 64173840]

約数ペア:

[(1, 64173840), (2, 32086920), (3, 21391280), (4, 16043460), (5, 12834768), (6, 10695640), (8, 8021730), (10, 6417384), (12, 5347820), (15, 4278256), (16, 4010865), (20, 3208692), (24, 2673910), (30, 2139128), (40, 1604346), (48, 1336955), (60, 1069564), (80, 802173), (120, 534782), (240, 267391)]