21668760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2617}}^1$

素因数の和:2657

約数の個数: 96

約数和(自身を含む): 73513440

約数和(自身を除く): 51844680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2617, 2760, 4140, 5234, 7851, 8280, 10468, 13085, 15702, 20936, 23553, 26170, 31404, 39255, 47106, 52340, 60191, 62808, 78510, 94212, 104680, 117765, 120382, 157020, 180573, 188424, 235530, 240764, 300955, 314040, 361146, 471060, 481528, 541719, 601910, 722292, 902865, 942120, 1083438, 1203820, 1444584, 1805730, 2166876, 2407640, 2708595, 3611460, 4333752, 5417190, 7222920, 10834380, 21668760]

約数ペア:

[(1, 21668760), (2, 10834380), (3, 7222920), (4, 5417190), (5, 4333752), (6, 3611460), (8, 2708595), (9, 2407640), (10, 2166876), (12, 1805730), (15, 1444584), (18, 1203820), (20, 1083438), (23, 942120), (24, 902865), (30, 722292), (36, 601910), (40, 541719), (45, 481528), (46, 471060), (60, 361146), (69, 314040), (72, 300955), (90, 240764), (92, 235530), (115, 188424), (120, 180573), (138, 157020), (180, 120382), (184, 117765), (207, 104680), (230, 94212), (276, 78510), (345, 62808), (360, 60191), (414, 52340), (460, 47106), (552, 39255), (690, 31404), (828, 26170), (920, 23553), (1035, 20936), (1380, 15702), (1656, 13085), (2070, 10468), (2617, 8280), (2760, 7851), (4140, 5234)]