87511140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15683}}^1$

素因数の和:15729

約数の個数: 72

約数和(自身を含む): 274030848

約数和(自身を除く): 186519708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 15683, 31366, 47049, 62732, 78415, 94098, 141147, 156830, 188196, 235245, 282294, 313660, 470490, 486173, 564588, 705735, 940980, 972346, 1411470, 1458519, 1944692, 2430865, 2822940, 2917038, 4375557, 4861730, 5834076, 7292595, 8751114, 9723460, 14585190, 17502228, 21877785, 29170380, 43755570, 87511140]

約数ペア:

[(1, 87511140), (2, 43755570), (3, 29170380), (4, 21877785), (5, 17502228), (6, 14585190), (9, 9723460), (10, 8751114), (12, 7292595), (15, 5834076), (18, 4861730), (20, 4375557), (30, 2917038), (31, 2822940), (36, 2430865), (45, 1944692), (60, 1458519), (62, 1411470), (90, 972346), (93, 940980), (124, 705735), (155, 564588), (180, 486173), (186, 470490), (279, 313660), (310, 282294), (372, 235245), (465, 188196), (558, 156830), (620, 141147), (930, 94098), (1116, 78415), (1395, 62732), (1860, 47049), (2790, 31366), (5580, 15683)]