427545540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{41}}^2\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 180

約数和(自身を含む): 1383493188

約数和(自身を除く): 955947648

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 41, 45, 54, 60, 81, 82, 90, 108, 123, 135, 157, 162, 164, 180, 205, 246, 270, 314, 324, 369, 405, 410, 471, 492, 540, 615, 628, 738, 785, 810, 820, 942, 1107, 1230, 1413, 1476, 1570, 1620, 1681, 1845, 1884, 2214, 2355, 2460, 2826, 3140, 3321, 3362, 3690, 4239, 4428, 4710, 5043, 5535, 5652, 6437, 6642, 6724, 7065, 7380, 8405, 8478, 9420, 10086, 11070, 12717, 12874, 13284, 14130, 15129, 16605, 16810, 16956, 19311, 20172, 21195, 22140, 25215, 25434, 25748, 28260, 30258, 32185, 33210, 33620, 38622, 42390, 45387, 50430, 50868, 57933, 60516, 63585, 64370, 66420, 75645, 77244, 84780, 90774, 96555, 100860, 115866, 127170, 128740, 136161, 151290, 173799, 181548, 193110, 226935, 231732, 254340, 263917, 272322, 289665, 302580, 347598, 386220, 453870, 521397, 527834, 544644, 579330, 680805, 695196, 791751, 868995, 907740, 1042794, 1055668, 1158660, 1319585, 1361610, 1583502, 1737990, 2085588, 2375253, 2606985, 2639170, 2723220, 3167004, 3475980, 3958755, 4750506, 5213970, 5278340, 7125759, 7917510, 9501012, 10427940, 11876265, 14251518, 15835020, 21377277, 23752530, 28503036, 35628795, 42754554, 47505060, 71257590, 85509108, 106886385, 142515180, 213772770, 427545540]

約数ペア:

[(1, 427545540), (2, 213772770), (3, 142515180), (4, 106886385), (5, 85509108), (6, 71257590), (9, 47505060), (10, 42754554), (12, 35628795), (15, 28503036), (18, 23752530), (20, 21377277), (27, 15835020), (30, 14251518), (36, 11876265), (41, 10427940), (45, 9501012), (54, 7917510), (60, 7125759), (81, 5278340), (82, 5213970), (90, 4750506), (108, 3958755), (123, 3475980), (135, 3167004), (157, 2723220), (162, 2639170), (164, 2606985), (180, 2375253), (205, 2085588), (246, 1737990), (270, 1583502), (314, 1361610), (324, 1319585), (369, 1158660), (405, 1055668), (410, 1042794), (471, 907740), (492, 868995), (540, 791751), (615, 695196), (628, 680805), (738, 579330), (785, 544644), (810, 527834), (820, 521397), (942, 453870), (1107, 386220), (1230, 347598), (1413, 302580), (1476, 289665), (1570, 272322), (1620, 263917), (1681, 254340), (1845, 231732), (1884, 226935), (2214, 193110), (2355, 181548), (2460, 173799), (2826, 151290), (3140, 136161), (3321, 128740), (3362, 127170), (3690, 115866), (4239, 100860), (4428, 96555), (4710, 90774), (5043, 84780), (5535, 77244), (5652, 75645), (6437, 66420), (6642, 64370), (6724, 63585), (7065, 60516), (7380, 57933), (8405, 50868), (8478, 50430), (9420, 45387), (10086, 42390), (11070, 38622), (12717, 33620), (12874, 33210), (13284, 32185), (14130, 30258), (15129, 28260), (16605, 25748), (16810, 25434), (16956, 25215), (19311, 22140), (20172, 21195)]