128434240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 168

約数和(自身を含む): 350251776

約数和(自身を除く): 221817536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 107, 110, 121, 124, 155, 160, 176, 214, 220, 242, 248, 310, 320, 341, 352, 428, 440, 484, 496, 535, 605, 620, 682, 704, 856, 880, 968, 992, 1070, 1177, 1210, 1240, 1364, 1705, 1712, 1760, 1936, 1984, 2140, 2354, 2420, 2480, 2728, 3317, 3410, 3424, 3520, 3751, 3872, 4280, 4708, 4840, 4960, 5456, 5885, 6634, 6820, 6848, 7502, 7744, 8560, 9416, 9680, 9920, 10912, 11770, 12947, 13268, 13640, 15004, 16585, 17120, 18755, 18832, 19360, 21824, 23540, 25894, 26536, 27280, 30008, 33170, 34240, 36487, 37510, 37664, 38720, 47080, 51788, 53072, 54560, 60016, 64735, 66340, 72974, 75020, 75328, 94160, 103576, 106144, 109120, 120032, 129470, 132680, 145948, 150040, 182435, 188320, 207152, 212288, 240064, 258940, 265360, 291896, 300080, 364870, 376640, 401357, 414304, 517880, 530720, 583792, 600160, 729740, 802714, 828608, 1035760, 1061440, 1167584, 1200320, 1459480, 1605428, 2006785, 2071520, 2335168, 2918960, 3210856, 4013570, 4143040, 5837920, 6421712, 8027140, 11675840, 12843424, 16054280, 25686848, 32108560, 64217120, 128434240]

約数ペア:

[(1, 128434240), (2, 64217120), (4, 32108560), (5, 25686848), (8, 16054280), (10, 12843424), (11, 11675840), (16, 8027140), (20, 6421712), (22, 5837920), (31, 4143040), (32, 4013570), (40, 3210856), (44, 2918960), (55, 2335168), (62, 2071520), (64, 2006785), (80, 1605428), (88, 1459480), (107, 1200320), (110, 1167584), (121, 1061440), (124, 1035760), (155, 828608), (160, 802714), (176, 729740), (214, 600160), (220, 583792), (242, 530720), (248, 517880), (310, 414304), (320, 401357), (341, 376640), (352, 364870), (428, 300080), (440, 291896), (484, 265360), (496, 258940), (535, 240064), (605, 212288), (620, 207152), (682, 188320), (704, 182435), (856, 150040), (880, 145948), (968, 132680), (992, 129470), (1070, 120032), (1177, 109120), (1210, 106144), (1240, 103576), (1364, 94160), (1705, 75328), (1712, 75020), (1760, 72974), (1936, 66340), (1984, 64735), (2140, 60016), (2354, 54560), (2420, 53072), (2480, 51788), (2728, 47080), (3317, 38720), (3410, 37664), (3424, 37510), (3520, 36487), (3751, 34240), (3872, 33170), (4280, 30008), (4708, 27280), (4840, 26536), (4960, 25894), (5456, 23540), (5885, 21824), (6634, 19360), (6820, 18832), (6848, 18755), (7502, 17120), (7744, 16585), (8560, 15004), (9416, 13640), (9680, 13268), (9920, 12947), (10912, 11770)]