54780720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:283

約数の個数: 160

約数和(自身を含む): 180940800

約数和(自身を除く): 126160080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 37, 40, 48, 60, 62, 74, 80, 93, 111, 120, 124, 148, 155, 185, 186, 199, 222, 240, 248, 296, 310, 370, 372, 398, 444, 465, 496, 555, 592, 597, 620, 740, 744, 796, 888, 930, 995, 1110, 1147, 1194, 1240, 1480, 1488, 1592, 1776, 1860, 1990, 2220, 2294, 2388, 2480, 2960, 2985, 3184, 3441, 3720, 3980, 4440, 4588, 4776, 5735, 5970, 6169, 6882, 7363, 7440, 7960, 8880, 9176, 9552, 11470, 11940, 12338, 13764, 14726, 15920, 17205, 18352, 18507, 22089, 22940, 23880, 24676, 27528, 29452, 30845, 34410, 36815, 37014, 44178, 45880, 47760, 49352, 55056, 58904, 61690, 68820, 73630, 74028, 88356, 91760, 92535, 98704, 110445, 117808, 123380, 137640, 147260, 148056, 176712, 185070, 220890, 228253, 246760, 275280, 294520, 296112, 353424, 370140, 441780, 456506, 493520, 589040, 684759, 740280, 883560, 913012, 1141265, 1369518, 1480560, 1767120, 1826024, 2282530, 2739036, 3423795, 3652048, 4565060, 5478072, 6847590, 9130120, 10956144, 13695180, 18260240, 27390360, 54780720]

約数ペア:

[(1, 54780720), (2, 27390360), (3, 18260240), (4, 13695180), (5, 10956144), (6, 9130120), (8, 6847590), (10, 5478072), (12, 4565060), (15, 3652048), (16, 3423795), (20, 2739036), (24, 2282530), (30, 1826024), (31, 1767120), (37, 1480560), (40, 1369518), (48, 1141265), (60, 913012), (62, 883560), (74, 740280), (80, 684759), (93, 589040), (111, 493520), (120, 456506), (124, 441780), (148, 370140), (155, 353424), (185, 296112), (186, 294520), (199, 275280), (222, 246760), (240, 228253), (248, 220890), (296, 185070), (310, 176712), (370, 148056), (372, 147260), (398, 137640), (444, 123380), (465, 117808), (496, 110445), (555, 98704), (592, 92535), (597, 91760), (620, 88356), (740, 74028), (744, 73630), (796, 68820), (888, 61690), (930, 58904), (995, 55056), (1110, 49352), (1147, 47760), (1194, 45880), (1240, 44178), (1480, 37014), (1488, 36815), (1592, 34410), (1776, 30845), (1860, 29452), (1990, 27528), (2220, 24676), (2294, 23880), (2388, 22940), (2480, 22089), (2960, 18507), (2985, 18352), (3184, 17205), (3441, 15920), (3720, 14726), (3980, 13764), (4440, 12338), (4588, 11940), (4776, 11470), (5735, 9552), (5970, 9176), (6169, 8880), (6882, 7960), (7363, 7440)]