160012720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:275

約数の個数: 160

約数和(自身を含む): 449971200

約数和(自身を除く): 289958480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 59, 70, 80, 112, 116, 118, 140, 145, 167, 203, 232, 236, 280, 290, 295, 334, 406, 413, 464, 472, 560, 580, 590, 668, 812, 826, 835, 944, 1015, 1160, 1169, 1180, 1336, 1624, 1652, 1670, 1711, 2030, 2065, 2320, 2338, 2360, 2672, 3248, 3304, 3340, 3422, 4060, 4130, 4676, 4720, 4843, 5845, 6608, 6680, 6844, 8120, 8260, 8555, 9352, 9686, 9853, 11690, 11977, 13360, 13688, 16240, 16520, 17110, 18704, 19372, 19706, 23380, 23954, 24215, 27376, 33040, 33901, 34220, 38744, 39412, 46760, 47908, 48430, 49265, 59885, 67802, 68440, 68971, 77488, 78824, 93520, 95816, 96860, 98530, 119770, 135604, 136880, 137942, 157648, 169505, 191632, 193720, 197060, 239540, 271208, 275884, 285737, 339010, 344855, 387440, 394120, 479080, 542416, 551768, 571474, 678020, 689710, 788240, 958160, 1103536, 1142948, 1356040, 1379420, 1428685, 2000159, 2285896, 2712080, 2758840, 2857370, 4000318, 4571792, 5517680, 5714740, 8000636, 10000795, 11429480, 16001272, 20001590, 22858960, 32002544, 40003180, 80006360, 160012720]

約数ペア:

[(1, 160012720), (2, 80006360), (4, 40003180), (5, 32002544), (7, 22858960), (8, 20001590), (10, 16001272), (14, 11429480), (16, 10000795), (20, 8000636), (28, 5714740), (29, 5517680), (35, 4571792), (40, 4000318), (56, 2857370), (58, 2758840), (59, 2712080), (70, 2285896), (80, 2000159), (112, 1428685), (116, 1379420), (118, 1356040), (140, 1142948), (145, 1103536), (167, 958160), (203, 788240), (232, 689710), (236, 678020), (280, 571474), (290, 551768), (295, 542416), (334, 479080), (406, 394120), (413, 387440), (464, 344855), (472, 339010), (560, 285737), (580, 275884), (590, 271208), (668, 239540), (812, 197060), (826, 193720), (835, 191632), (944, 169505), (1015, 157648), (1160, 137942), (1169, 136880), (1180, 135604), (1336, 119770), (1624, 98530), (1652, 96860), (1670, 95816), (1711, 93520), (2030, 78824), (2065, 77488), (2320, 68971), (2338, 68440), (2360, 67802), (2672, 59885), (3248, 49265), (3304, 48430), (3340, 47908), (3422, 46760), (4060, 39412), (4130, 38744), (4676, 34220), (4720, 33901), (4843, 33040), (5845, 27376), (6608, 24215), (6680, 23954), (6844, 23380), (8120, 19706), (8260, 19372), (8555, 18704), (9352, 17110), (9686, 16520), (9853, 16240), (11690, 13688), (11977, 13360)]