149978340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 471744000

約数和(自身を除く): 321765660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 79, 90, 106, 158, 159, 180, 199, 212, 237, 265, 316, 318, 395, 398, 474, 477, 530, 597, 636, 711, 790, 795, 796, 948, 954, 995, 1060, 1185, 1194, 1422, 1580, 1590, 1791, 1908, 1990, 2370, 2385, 2388, 2844, 2985, 3180, 3555, 3582, 3980, 4187, 4740, 4770, 5970, 7110, 7164, 8374, 8955, 9540, 10547, 11940, 12561, 14220, 15721, 16748, 17910, 20935, 21094, 25122, 31442, 31641, 35820, 37683, 41870, 42188, 47163, 50244, 52735, 62805, 62884, 63282, 75366, 78605, 83740, 94326, 94923, 105470, 125610, 126564, 141489, 150732, 157210, 158205, 188415, 188652, 189846, 210940, 235815, 251220, 282978, 314420, 316410, 376830, 379692, 471630, 474615, 565956, 632820, 707445, 753660, 833213, 943260, 949230, 1414890, 1666426, 1898460, 2499639, 2829780, 3332852, 4166065, 4999278, 7498917, 8332130, 9998556, 12498195, 14997834, 16664260, 24996390, 29995668, 37494585, 49992780, 74989170, 149978340]

約数ペア:

[(1, 149978340), (2, 74989170), (3, 49992780), (4, 37494585), (5, 29995668), (6, 24996390), (9, 16664260), (10, 14997834), (12, 12498195), (15, 9998556), (18, 8332130), (20, 7498917), (30, 4999278), (36, 4166065), (45, 3332852), (53, 2829780), (60, 2499639), (79, 1898460), (90, 1666426), (106, 1414890), (158, 949230), (159, 943260), (180, 833213), (199, 753660), (212, 707445), (237, 632820), (265, 565956), (316, 474615), (318, 471630), (395, 379692), (398, 376830), (474, 316410), (477, 314420), (530, 282978), (597, 251220), (636, 235815), (711, 210940), (790, 189846), (795, 188652), (796, 188415), (948, 158205), (954, 157210), (995, 150732), (1060, 141489), (1185, 126564), (1194, 125610), (1422, 105470), (1580, 94923), (1590, 94326), (1791, 83740), (1908, 78605), (1990, 75366), (2370, 63282), (2385, 62884), (2388, 62805), (2844, 52735), (2985, 50244), (3180, 47163), (3555, 42188), (3582, 41870), (3980, 37683), (4187, 35820), (4740, 31641), (4770, 31442), (5970, 25122), (7110, 21094), (7164, 20935), (8374, 17910), (8955, 16748), (9540, 15721), (10547, 14220), (11940, 12561)]