222728800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1283}}^1$

素因数の和:1341

約数の個数: 144

約数和(自身を含む): 641958912

約数和(自身を除く): 419230112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 160, 175, 200, 217, 224, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 800, 868, 992, 1085, 1120, 1240, 1283, 1400, 1550, 1736, 2170, 2480, 2566, 2800, 3100, 3472, 4340, 4960, 5132, 5425, 5600, 6200, 6415, 6944, 8680, 8981, 10264, 10850, 12400, 12830, 17360, 17962, 20528, 21700, 24800, 25660, 32075, 34720, 35924, 39773, 41056, 43400, 44905, 51320, 64150, 71848, 79546, 86800, 89810, 102640, 128300, 143696, 159092, 173600, 179620, 198865, 205280, 224525, 256600, 278411, 287392, 318184, 359240, 397730, 449050, 513200, 556822, 636368, 718480, 795460, 898100, 994325, 1026400, 1113644, 1272736, 1392055, 1436960, 1590920, 1796200, 1988650, 2227288, 2784110, 3181840, 3592400, 3977300, 4454576, 5568220, 6363680, 6960275, 7184800, 7954600, 8909152, 11136440, 13920550, 15909200, 22272880, 27841100, 31818400, 44545760, 55682200, 111364400, 222728800]

約数ペア:

[(1, 222728800), (2, 111364400), (4, 55682200), (5, 44545760), (7, 31818400), (8, 27841100), (10, 22272880), (14, 15909200), (16, 13920550), (20, 11136440), (25, 8909152), (28, 7954600), (31, 7184800), (32, 6960275), (35, 6363680), (40, 5568220), (50, 4454576), (56, 3977300), (62, 3592400), (70, 3181840), (80, 2784110), (100, 2227288), (112, 1988650), (124, 1796200), (140, 1590920), (155, 1436960), (160, 1392055), (175, 1272736), (200, 1113644), (217, 1026400), (224, 994325), (248, 898100), (280, 795460), (310, 718480), (350, 636368), (400, 556822), (434, 513200), (496, 449050), (560, 397730), (620, 359240), (700, 318184), (775, 287392), (800, 278411), (868, 256600), (992, 224525), (1085, 205280), (1120, 198865), (1240, 179620), (1283, 173600), (1400, 159092), (1550, 143696), (1736, 128300), (2170, 102640), (2480, 89810), (2566, 86800), (2800, 79546), (3100, 71848), (3472, 64150), (4340, 51320), (4960, 44905), (5132, 43400), (5425, 41056), (5600, 39773), (6200, 35924), (6415, 34720), (6944, 32075), (8680, 25660), (8981, 24800), (10264, 21700), (10850, 20528), (12400, 17962), (12830, 17360)]