27683820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 90810720

約数和(自身を除く): 63126900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 83, 85, 90, 102, 109, 153, 166, 170, 180, 204, 218, 249, 255, 306, 327, 332, 340, 415, 436, 498, 510, 545, 612, 654, 747, 765, 830, 981, 996, 1020, 1090, 1245, 1308, 1411, 1494, 1530, 1635, 1660, 1853, 1962, 2180, 2490, 2822, 2988, 3060, 3270, 3706, 3735, 3924, 4233, 4905, 4980, 5559, 5644, 6540, 7055, 7412, 7470, 8466, 9047, 9265, 9810, 11118, 12699, 14110, 14940, 16677, 16932, 18094, 18530, 19620, 21165, 22236, 25398, 27141, 27795, 28220, 33354, 36188, 37060, 42330, 45235, 50796, 54282, 55590, 63495, 66708, 81423, 83385, 84660, 90470, 108564, 111180, 126990, 135705, 153799, 162846, 166770, 180940, 253980, 271410, 307598, 325692, 333540, 407115, 461397, 542820, 615196, 768995, 814230, 922794, 1384191, 1537990, 1628460, 1845588, 2306985, 2768382, 3075980, 4613970, 5536764, 6920955, 9227940, 13841910, 27683820]

約数ペア:

[(1, 27683820), (2, 13841910), (3, 9227940), (4, 6920955), (5, 5536764), (6, 4613970), (9, 3075980), (10, 2768382), (12, 2306985), (15, 1845588), (17, 1628460), (18, 1537990), (20, 1384191), (30, 922794), (34, 814230), (36, 768995), (45, 615196), (51, 542820), (60, 461397), (68, 407115), (83, 333540), (85, 325692), (90, 307598), (102, 271410), (109, 253980), (153, 180940), (166, 166770), (170, 162846), (180, 153799), (204, 135705), (218, 126990), (249, 111180), (255, 108564), (306, 90470), (327, 84660), (332, 83385), (340, 81423), (415, 66708), (436, 63495), (498, 55590), (510, 54282), (545, 50796), (612, 45235), (654, 42330), (747, 37060), (765, 36188), (830, 33354), (981, 28220), (996, 27795), (1020, 27141), (1090, 25398), (1245, 22236), (1308, 21165), (1411, 19620), (1494, 18530), (1530, 18094), (1635, 16932), (1660, 16677), (1853, 14940), (1962, 14110), (2180, 12699), (2490, 11118), (2822, 9810), (2988, 9265), (3060, 9047), (3270, 8466), (3706, 7470), (3735, 7412), (3924, 7055), (4233, 6540), (4905, 5644), (4980, 5559)]