154443640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17471}}^1$

素因数の和:17512

約数の個数: 64

約数和(自身を含む): 396264960

約数和(自身を除く): 241821320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 17471, 34942, 69884, 87355, 139768, 174710, 227123, 297007, 349420, 454246, 594014, 698840, 908492, 1135615, 1188028, 1485035, 1816984, 2271230, 2376056, 2970070, 3861091, 4542460, 5940140, 7722182, 9084920, 11880280, 15444364, 19305455, 30888728, 38610910, 77221820, 154443640]

約数ペア:

[(1, 154443640), (2, 77221820), (4, 38610910), (5, 30888728), (8, 19305455), (10, 15444364), (13, 11880280), (17, 9084920), (20, 7722182), (26, 5940140), (34, 4542460), (40, 3861091), (52, 2970070), (65, 2376056), (68, 2271230), (85, 1816984), (104, 1485035), (130, 1188028), (136, 1135615), (170, 908492), (221, 698840), (260, 594014), (340, 454246), (442, 349420), (520, 297007), (680, 227123), (884, 174710), (1105, 139768), (1768, 87355), (2210, 69884), (4420, 34942), (8840, 17471)]