30061575

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 58070688

約数和(自身を除く): 28009113

約数列:

[1, 3, 5, 9, 15, 23, 25, 37, 45, 69, 75, 111, 115, 157, 185, 207, 225, 333, 345, 471, 555, 575, 785, 851, 925, 1035, 1413, 1665, 1725, 2355, 2553, 2775, 3611, 3925, 4255, 5175, 5809, 7065, 7659, 8325, 10833, 11775, 12765, 17427, 18055, 21275, 29045, 32499, 35325, 38295, 52281, 54165, 63825, 87135, 90275, 133607, 145225, 162495, 191475, 261405, 270825, 400821, 435675, 668035, 812475, 1202463, 1307025, 2004105, 3340175, 6012315, 10020525, 30061575]

約数ペア:

[(1, 30061575), (3, 10020525), (5, 6012315), (9, 3340175), (15, 2004105), (23, 1307025), (25, 1202463), (37, 812475), (45, 668035), (69, 435675), (75, 400821), (111, 270825), (115, 261405), (157, 191475), (185, 162495), (207, 145225), (225, 133607), (333, 90275), (345, 87135), (471, 63825), (555, 54165), (575, 52281), (785, 38295), (851, 35325), (925, 32499), (1035, 29045), (1413, 21275), (1665, 18055), (1725, 17427), (2355, 12765), (2553, 11775), (2775, 10833), (3611, 8325), (3925, 7659), (4255, 7065), (5175, 5809)]