87923440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:359

約数の個数: 120

約数和(自身を含む): 232735104

約数和(自身を除く): 144811664

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 176, 220, 242, 248, 293, 310, 341, 440, 484, 496, 586, 605, 620, 682, 880, 968, 1172, 1210, 1240, 1364, 1465, 1705, 1936, 2344, 2420, 2480, 2728, 2930, 3223, 3410, 3751, 4688, 4840, 5456, 5860, 6446, 6820, 7502, 9083, 9680, 11720, 12892, 13640, 15004, 16115, 18166, 18755, 23440, 25784, 27280, 30008, 32230, 35453, 36332, 37510, 45415, 51568, 60016, 64460, 70906, 72664, 75020, 90830, 99913, 128920, 141812, 145328, 150040, 177265, 181660, 199826, 257840, 283624, 300080, 354530, 363320, 399652, 499565, 567248, 709060, 726640, 799304, 999130, 1099043, 1418120, 1598608, 1998260, 2198086, 2836240, 3996520, 4396172, 5495215, 7993040, 8792344, 10990430, 17584688, 21980860, 43961720, 87923440]

約数ペア:

[(1, 87923440), (2, 43961720), (4, 21980860), (5, 17584688), (8, 10990430), (10, 8792344), (11, 7993040), (16, 5495215), (20, 4396172), (22, 3996520), (31, 2836240), (40, 2198086), (44, 1998260), (55, 1598608), (62, 1418120), (80, 1099043), (88, 999130), (110, 799304), (121, 726640), (124, 709060), (155, 567248), (176, 499565), (220, 399652), (242, 363320), (248, 354530), (293, 300080), (310, 283624), (341, 257840), (440, 199826), (484, 181660), (496, 177265), (586, 150040), (605, 145328), (620, 141812), (682, 128920), (880, 99913), (968, 90830), (1172, 75020), (1210, 72664), (1240, 70906), (1364, 64460), (1465, 60016), (1705, 51568), (1936, 45415), (2344, 37510), (2420, 36332), (2480, 35453), (2728, 32230), (2930, 30008), (3223, 27280), (3410, 25784), (3751, 23440), (4688, 18755), (4840, 18166), (5456, 16115), (5860, 15004), (6446, 13640), (6820, 12892), (7502, 11720), (9083, 9680)]