72141480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 192

約数和(自身を含む): 252720000

約数和(自身を除く): 180578520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 53, 57, 60, 72, 76, 90, 95, 106, 114, 120, 152, 159, 171, 180, 190, 199, 212, 228, 265, 285, 318, 342, 360, 380, 398, 424, 456, 477, 530, 570, 597, 636, 684, 760, 795, 796, 855, 954, 995, 1007, 1060, 1140, 1194, 1272, 1368, 1590, 1592, 1710, 1791, 1908, 1990, 2014, 2120, 2280, 2385, 2388, 2985, 3021, 3180, 3420, 3582, 3781, 3816, 3980, 4028, 4770, 4776, 5035, 5970, 6042, 6360, 6840, 7164, 7562, 7960, 8056, 8955, 9063, 9540, 10070, 10547, 11343, 11940, 12084, 14328, 15105, 15124, 17910, 18126, 18905, 19080, 20140, 21094, 22686, 23880, 24168, 30210, 30248, 31641, 34029, 35820, 36252, 37810, 40280, 42188, 45315, 45372, 52735, 56715, 60420, 63282, 68058, 71640, 72504, 75620, 84376, 90630, 90744, 94923, 105470, 113430, 120840, 126564, 136116, 151240, 158205, 170145, 181260, 189846, 200393, 210940, 226860, 253128, 272232, 316410, 340290, 362520, 379692, 400786, 421880, 453720, 474615, 601179, 632820, 680580, 759384, 801572, 949230, 1001965, 1202358, 1265640, 1361160, 1603144, 1803537, 1898460, 2003930, 2404716, 3005895, 3607074, 3796920, 4007860, 4809432, 6011790, 7214148, 8015720, 9017685, 12023580, 14428296, 18035370, 24047160, 36070740, 72141480]

約数ペア:

[(1, 72141480), (2, 36070740), (3, 24047160), (4, 18035370), (5, 14428296), (6, 12023580), (8, 9017685), (9, 8015720), (10, 7214148), (12, 6011790), (15, 4809432), (18, 4007860), (19, 3796920), (20, 3607074), (24, 3005895), (30, 2404716), (36, 2003930), (38, 1898460), (40, 1803537), (45, 1603144), (53, 1361160), (57, 1265640), (60, 1202358), (72, 1001965), (76, 949230), (90, 801572), (95, 759384), (106, 680580), (114, 632820), (120, 601179), (152, 474615), (159, 453720), (171, 421880), (180, 400786), (190, 379692), (199, 362520), (212, 340290), (228, 316410), (265, 272232), (285, 253128), (318, 226860), (342, 210940), (360, 200393), (380, 189846), (398, 181260), (424, 170145), (456, 158205), (477, 151240), (530, 136116), (570, 126564), (597, 120840), (636, 113430), (684, 105470), (760, 94923), (795, 90744), (796, 90630), (855, 84376), (954, 75620), (995, 72504), (1007, 71640), (1060, 68058), (1140, 63282), (1194, 60420), (1272, 56715), (1368, 52735), (1590, 45372), (1592, 45315), (1710, 42188), (1791, 40280), (1908, 37810), (1990, 36252), (2014, 35820), (2120, 34029), (2280, 31641), (2385, 30248), (2388, 30210), (2985, 24168), (3021, 23880), (3180, 22686), (3420, 21094), (3582, 20140), (3781, 19080), (3816, 18905), (3980, 18126), (4028, 17910), (4770, 15124), (4776, 15105), (5035, 14328), (5970, 12084), (6042, 11940), (6360, 11343), (6840, 10547), (7164, 10070), (7562, 9540), (7960, 9063), (8056, 8955)]