87542760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:379

約数の個数: 128

約数和(自身を含む): 274959360

約数和(自身を除く): 187416600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 101, 120, 124, 155, 186, 202, 233, 248, 303, 310, 372, 404, 465, 466, 505, 606, 620, 699, 744, 808, 930, 932, 1010, 1165, 1212, 1240, 1398, 1515, 1860, 1864, 2020, 2330, 2424, 2796, 3030, 3131, 3495, 3720, 4040, 4660, 5592, 6060, 6262, 6990, 7223, 9320, 9393, 12120, 12524, 13980, 14446, 15655, 18786, 21669, 23533, 25048, 27960, 28892, 31310, 36115, 37572, 43338, 46965, 47066, 57784, 62620, 70599, 72230, 75144, 86676, 93930, 94132, 108345, 117665, 125240, 141198, 144460, 173352, 187860, 188264, 216690, 235330, 282396, 288920, 352995, 375720, 433380, 470660, 564792, 705990, 729523, 866760, 941320, 1411980, 1459046, 2188569, 2823960, 2918092, 3647615, 4377138, 5836184, 7295230, 8754276, 10942845, 14590460, 17508552, 21885690, 29180920, 43771380, 87542760]

約数ペア:

[(1, 87542760), (2, 43771380), (3, 29180920), (4, 21885690), (5, 17508552), (6, 14590460), (8, 10942845), (10, 8754276), (12, 7295230), (15, 5836184), (20, 4377138), (24, 3647615), (30, 2918092), (31, 2823960), (40, 2188569), (60, 1459046), (62, 1411980), (93, 941320), (101, 866760), (120, 729523), (124, 705990), (155, 564792), (186, 470660), (202, 433380), (233, 375720), (248, 352995), (303, 288920), (310, 282396), (372, 235330), (404, 216690), (465, 188264), (466, 187860), (505, 173352), (606, 144460), (620, 141198), (699, 125240), (744, 117665), (808, 108345), (930, 94132), (932, 93930), (1010, 86676), (1165, 75144), (1212, 72230), (1240, 70599), (1398, 62620), (1515, 57784), (1860, 47066), (1864, 46965), (2020, 43338), (2330, 37572), (2424, 36115), (2796, 31310), (3030, 28892), (3131, 27960), (3495, 25048), (3720, 23533), (4040, 21669), (4660, 18786), (5592, 15655), (6060, 14446), (6262, 13980), (6990, 12524), (7223, 12120), (9320, 9393)]