320234880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{23827}}^1$

素因数の和:23856

約数の個数: 128

約数和(自身を含む): 1166618880

約数和(自身を除く): 846384000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 23827, 47654, 71481, 95308, 119135, 142962, 166789, 190616, 238270, 285924, 333578, 357405, 381232, 476540, 500367, 571848, 667156, 714810, 762464, 833945, 953080, 1000734, 1143696, 1334312, 1429620, 1524928, 1667890, 1906160, 2001468, 2287392, 2501835, 2668624, 2859240, 3049856, 3335780, 3812320, 4002936, 4574784, 5003670, 5337248, 5718480, 6671560, 7624640, 8005872, 9149568, 10007340, 10674496, 11436960, 13343120, 15249280, 16011744, 20014680, 21348992, 22873920, 26686240, 32023488, 40029360, 45747840, 53372480, 64046976, 80058720, 106744960, 160117440, 320234880]

約数ペア:

[(1, 320234880), (2, 160117440), (3, 106744960), (4, 80058720), (5, 64046976), (6, 53372480), (7, 45747840), (8, 40029360), (10, 32023488), (12, 26686240), (14, 22873920), (15, 21348992), (16, 20014680), (20, 16011744), (21, 15249280), (24, 13343120), (28, 11436960), (30, 10674496), (32, 10007340), (35, 9149568), (40, 8005872), (42, 7624640), (48, 6671560), (56, 5718480), (60, 5337248), (64, 5003670), (70, 4574784), (80, 4002936), (84, 3812320), (96, 3335780), (105, 3049856), (112, 2859240), (120, 2668624), (128, 2501835), (140, 2287392), (160, 2001468), (168, 1906160), (192, 1667890), (210, 1524928), (224, 1429620), (240, 1334312), (280, 1143696), (320, 1000734), (336, 953080), (384, 833945), (420, 762464), (448, 714810), (480, 667156), (560, 571848), (640, 500367), (672, 476540), (840, 381232), (896, 357405), (960, 333578), (1120, 285924), (1344, 238270), (1680, 190616), (1920, 166789), (2240, 142962), (2688, 119135), (3360, 95308), (4480, 71481), (6720, 47654), (13440, 23827)]