181428240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1367}}^1$

素因数の和:1469

約数の個数: 160

約数和(自身を含む): 651386880

約数和(自身を除く): 469958640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 553, 560, 632, 790, 840, 948, 1106, 1185, 1264, 1367, 1580, 1659, 1680, 1896, 2212, 2370, 2734, 2765, 3160, 3318, 3792, 4101, 4424, 4740, 5468, 5530, 6320, 6636, 6835, 8202, 8295, 8848, 9480, 9569, 10936, 11060, 13272, 13670, 16404, 16590, 18960, 19138, 20505, 21872, 22120, 26544, 27340, 28707, 32808, 33180, 38276, 41010, 44240, 47845, 54680, 57414, 65616, 66360, 76552, 82020, 95690, 107993, 109360, 114828, 132720, 143535, 153104, 164040, 191380, 215986, 229656, 287070, 323979, 328080, 382760, 431972, 459312, 539965, 574140, 647958, 755951, 765520, 863944, 1079930, 1148280, 1295916, 1511902, 1619895, 1727888, 2159860, 2267853, 2296560, 2591832, 3023804, 3239790, 3779755, 4319720, 4535706, 5183664, 6047608, 6479580, 7559510, 8639440, 9071412, 11339265, 12095216, 12959160, 15119020, 18142824, 22678530, 25918320, 30238040, 36285648, 45357060, 60476080, 90714120, 181428240]

約数ペア:

[(1, 181428240), (2, 90714120), (3, 60476080), (4, 45357060), (5, 36285648), (6, 30238040), (7, 25918320), (8, 22678530), (10, 18142824), (12, 15119020), (14, 12959160), (15, 12095216), (16, 11339265), (20, 9071412), (21, 8639440), (24, 7559510), (28, 6479580), (30, 6047608), (35, 5183664), (40, 4535706), (42, 4319720), (48, 3779755), (56, 3239790), (60, 3023804), (70, 2591832), (79, 2296560), (80, 2267853), (84, 2159860), (105, 1727888), (112, 1619895), (120, 1511902), (140, 1295916), (158, 1148280), (168, 1079930), (210, 863944), (237, 765520), (240, 755951), (280, 647958), (316, 574140), (336, 539965), (395, 459312), (420, 431972), (474, 382760), (553, 328080), (560, 323979), (632, 287070), (790, 229656), (840, 215986), (948, 191380), (1106, 164040), (1185, 153104), (1264, 143535), (1367, 132720), (1580, 114828), (1659, 109360), (1680, 107993), (1896, 95690), (2212, 82020), (2370, 76552), (2734, 66360), (2765, 65616), (3160, 57414), (3318, 54680), (3792, 47845), (4101, 44240), (4424, 41010), (4740, 38276), (5468, 33180), (5530, 32808), (6320, 28707), (6636, 27340), (6835, 26544), (8202, 22120), (8295, 21872), (8848, 20505), (9480, 19138), (9569, 18960), (10936, 16590), (11060, 16404), (13272, 13670)]