155291640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{929}}^1$

素因数の和:1149

約数の個数: 128

約数和(自身を含む): 535680000

約数和(自身を除く): 380388360

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, 84, 105, 120, 140, 168, 199, 210, 280, 398, 420, 597, 796, 840, 929, 995, 1194, 1393, 1592, 1858, 1990, 2388, 2786, 2787, 2985, 3716, 3980, 4179, 4645, 4776, 5572, 5574, 5970, 6503, 6965, 7432, 7960, 8358, 9290, 11144, 11148, 11940, 13006, 13930, 13935, 16716, 18580, 19509, 20895, 22296, 23880, 26012, 27860, 27870, 32515, 33432, 37160, 39018, 41790, 52024, 55720, 55740, 65030, 78036, 83580, 97545, 111480, 130060, 156072, 167160, 184871, 195090, 260120, 369742, 390180, 554613, 739484, 780360, 924355, 1109226, 1294097, 1478968, 1848710, 2218452, 2588194, 2773065, 3697420, 3882291, 4436904, 5176388, 5546130, 6470485, 7394840, 7764582, 10352776, 11092260, 12940970, 15529164, 19411455, 22184520, 25881940, 31058328, 38822910, 51763880, 77645820, 155291640]

約数ペア:

[(1, 155291640), (2, 77645820), (3, 51763880), (4, 38822910), (5, 31058328), (6, 25881940), (7, 22184520), (8, 19411455), (10, 15529164), (12, 12940970), (14, 11092260), (15, 10352776), (20, 7764582), (21, 7394840), (24, 6470485), (28, 5546130), (30, 5176388), (35, 4436904), (40, 3882291), (42, 3697420), (56, 2773065), (60, 2588194), (70, 2218452), (84, 1848710), (105, 1478968), (120, 1294097), (140, 1109226), (168, 924355), (199, 780360), (210, 739484), (280, 554613), (398, 390180), (420, 369742), (597, 260120), (796, 195090), (840, 184871), (929, 167160), (995, 156072), (1194, 130060), (1393, 111480), (1592, 97545), (1858, 83580), (1990, 78036), (2388, 65030), (2786, 55740), (2787, 55720), (2985, 52024), (3716, 41790), (3980, 39018), (4179, 37160), (4645, 33432), (4776, 32515), (5572, 27870), (5574, 27860), (5970, 26012), (6503, 23880), (6965, 22296), (7432, 20895), (7960, 19509), (8358, 18580), (9290, 16716), (11144, 13935), (11148, 13930), (11940, 13006)]