7201920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 192

約数和(自身を含む): 26046720

約数和(自身を除く): 18844800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 121, 124, 128, 132, 155, 160, 165, 176, 186, 192, 220, 240, 242, 248, 264, 310, 320, 330, 341, 352, 363, 372, 384, 440, 465, 480, 484, 496, 528, 605, 620, 640, 660, 682, 704, 726, 744, 880, 930, 960, 968, 992, 1023, 1056, 1210, 1240, 1320, 1364, 1408, 1452, 1488, 1705, 1760, 1815, 1860, 1920, 1936, 1984, 2046, 2112, 2420, 2480, 2640, 2728, 2904, 2976, 3410, 3520, 3630, 3720, 3751, 3872, 3968, 4092, 4224, 4840, 4960, 5115, 5280, 5456, 5808, 5952, 6820, 7040, 7260, 7440, 7502, 7744, 8184, 9680, 9920, 10230, 10560, 10912, 11253, 11616, 11904, 13640, 14520, 14880, 15004, 15488, 16368, 18755, 19360, 19840, 20460, 21120, 21824, 22506, 23232, 27280, 29040, 29760, 30008, 32736, 37510, 38720, 40920, 43648, 45012, 46464, 54560, 56265, 58080, 59520, 60016, 65472, 75020, 77440, 81840, 90024, 109120, 112530, 116160, 120032, 130944, 150040, 163680, 180048, 218240, 225060, 232320, 240064, 300080, 327360, 360096, 450120, 480128, 600160, 654720, 720192, 900240, 1200320, 1440384, 1800480, 2400640, 3600960, 7201920]

約数ペア:

[(1, 7201920), (2, 3600960), (3, 2400640), (4, 1800480), (5, 1440384), (6, 1200320), (8, 900240), (10, 720192), (11, 654720), (12, 600160), (15, 480128), (16, 450120), (20, 360096), (22, 327360), (24, 300080), (30, 240064), (31, 232320), (32, 225060), (33, 218240), (40, 180048), (44, 163680), (48, 150040), (55, 130944), (60, 120032), (62, 116160), (64, 112530), (66, 109120), (80, 90024), (88, 81840), (93, 77440), (96, 75020), (110, 65472), (120, 60016), (121, 59520), (124, 58080), (128, 56265), (132, 54560), (155, 46464), (160, 45012), (165, 43648), (176, 40920), (186, 38720), (192, 37510), (220, 32736), (240, 30008), (242, 29760), (248, 29040), (264, 27280), (310, 23232), (320, 22506), (330, 21824), (341, 21120), (352, 20460), (363, 19840), (372, 19360), (384, 18755), (440, 16368), (465, 15488), (480, 15004), (484, 14880), (496, 14520), (528, 13640), (605, 11904), (620, 11616), (640, 11253), (660, 10912), (682, 10560), (704, 10230), (726, 9920), (744, 9680), (880, 8184), (930, 7744), (960, 7502), (968, 7440), (992, 7260), (1023, 7040), (1056, 6820), (1210, 5952), (1240, 5808), (1320, 5456), (1364, 5280), (1408, 5115), (1452, 4960), (1488, 4840), (1705, 4224), (1760, 4092), (1815, 3968), (1860, 3872), (1920, 3751), (1936, 3720), (1984, 3630), (2046, 3520), (2112, 3410), (2420, 2976), (2480, 2904), (2640, 2728)]