320974080

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11941}}^1$

素因数の和:11972

約数の個数: 144

約数和(自身を含む): 1171653504

約数和(自身を除く): 850679424

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, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 11941, 13440, 23882, 26880, 35823, 47764, 59705, 71646, 83587, 95528, 119410, 143292, 167174, 179115, 191056, 238820, 250761, 286584, 334348, 358230, 382112, 417935, 477640, 501522, 573168, 668696, 716460, 764224, 835870, 955280, 1003044, 1146336, 1253805, 1337392, 1432920, 1528448, 1671740, 1910560, 2006088, 2292672, 2507610, 2674784, 2865840, 3056896, 3343480, 3821120, 4012176, 4585344, 5015220, 5349568, 5731680, 6686960, 7642240, 8024352, 9170688, 10030440, 10699136, 11463360, 13373920, 15284480, 16048704, 20060880, 21398272, 22926720, 26747840, 32097408, 40121760, 45853440, 53495680, 64194816, 80243520, 106991360, 160487040, 320974080]

約数ペア:

[(1, 320974080), (2, 160487040), (3, 106991360), (4, 80243520), (5, 64194816), (6, 53495680), (7, 45853440), (8, 40121760), (10, 32097408), (12, 26747840), (14, 22926720), (15, 21398272), (16, 20060880), (20, 16048704), (21, 15284480), (24, 13373920), (28, 11463360), (30, 10699136), (32, 10030440), (35, 9170688), (40, 8024352), (42, 7642240), (48, 6686960), (56, 5731680), (60, 5349568), (64, 5015220), (70, 4585344), (80, 4012176), (84, 3821120), (96, 3343480), (105, 3056896), (112, 2865840), (120, 2674784), (128, 2507610), (140, 2292672), (160, 2006088), (168, 1910560), (192, 1671740), (210, 1528448), (224, 1432920), (240, 1337392), (256, 1253805), (280, 1146336), (320, 1003044), (336, 955280), (384, 835870), (420, 764224), (448, 716460), (480, 668696), (560, 573168), (640, 501522), (672, 477640), (768, 417935), (840, 382112), (896, 358230), (960, 334348), (1120, 286584), (1280, 250761), (1344, 238820), (1680, 191056), (1792, 179115), (1920, 167174), (2240, 143292), (2688, 119410), (3360, 95528), (3840, 83587), (4480, 71646), (5376, 59705), (6720, 47764), (8960, 35823), (11941, 26880), (13440, 23882)]