28601160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:531

約数の個数: 128

約数和(自身を含む): 99532800

約数和(自身を除く): 70931640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 79, 84, 105, 120, 140, 158, 168, 210, 237, 280, 316, 395, 420, 431, 474, 553, 632, 790, 840, 862, 948, 1106, 1185, 1293, 1580, 1659, 1724, 1896, 2155, 2212, 2370, 2586, 2765, 3017, 3160, 3318, 3448, 4310, 4424, 4740, 5172, 5530, 6034, 6465, 6636, 8295, 8620, 9051, 9480, 10344, 11060, 12068, 12930, 13272, 15085, 16590, 17240, 18102, 22120, 24136, 25860, 30170, 33180, 34049, 36204, 45255, 51720, 60340, 66360, 68098, 72408, 90510, 102147, 120680, 136196, 170245, 181020, 204294, 238343, 272392, 340490, 362040, 408588, 476686, 510735, 680980, 715029, 817176, 953372, 1021470, 1191715, 1361960, 1430058, 1906744, 2042940, 2383430, 2860116, 3575145, 4085880, 4766860, 5720232, 7150290, 9533720, 14300580, 28601160]

約数ペア:

[(1, 28601160), (2, 14300580), (3, 9533720), (4, 7150290), (5, 5720232), (6, 4766860), (7, 4085880), (8, 3575145), (10, 2860116), (12, 2383430), (14, 2042940), (15, 1906744), (20, 1430058), (21, 1361960), (24, 1191715), (28, 1021470), (30, 953372), (35, 817176), (40, 715029), (42, 680980), (56, 510735), (60, 476686), (70, 408588), (79, 362040), (84, 340490), (105, 272392), (120, 238343), (140, 204294), (158, 181020), (168, 170245), (210, 136196), (237, 120680), (280, 102147), (316, 90510), (395, 72408), (420, 68098), (431, 66360), (474, 60340), (553, 51720), (632, 45255), (790, 36204), (840, 34049), (862, 33180), (948, 30170), (1106, 25860), (1185, 24136), (1293, 22120), (1580, 18102), (1659, 17240), (1724, 16590), (1896, 15085), (2155, 13272), (2212, 12930), (2370, 12068), (2586, 11060), (2765, 10344), (3017, 9480), (3160, 9051), (3318, 8620), (3448, 8295), (4310, 6636), (4424, 6465), (4740, 6034), (5172, 5530)]