40545720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 137081880

約数和(自身を除く): 96536160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 67, 72, 82, 90, 120, 123, 134, 164, 180, 201, 205, 246, 268, 328, 335, 360, 369, 402, 410, 492, 536, 603, 615, 670, 738, 804, 820, 984, 1005, 1206, 1230, 1340, 1476, 1608, 1640, 1681, 1845, 2010, 2412, 2460, 2680, 2747, 2952, 3015, 3362, 3690, 4020, 4824, 4920, 5043, 5494, 6030, 6724, 7380, 8040, 8241, 8405, 10086, 10988, 12060, 13448, 13735, 14760, 15129, 16482, 16810, 20172, 21976, 24120, 24723, 25215, 27470, 30258, 32964, 33620, 40344, 41205, 49446, 50430, 54940, 60516, 65928, 67240, 75645, 82410, 98892, 100860, 109880, 112627, 121032, 123615, 151290, 164820, 197784, 201720, 225254, 247230, 302580, 329640, 337881, 450508, 494460, 563135, 605160, 675762, 901016, 988920, 1013643, 1126270, 1351524, 1689405, 2027286, 2252540, 2703048, 3378810, 4054572, 4505080, 5068215, 6757620, 8109144, 10136430, 13515240, 20272860, 40545720]

約数ペア:

[(1, 40545720), (2, 20272860), (3, 13515240), (4, 10136430), (5, 8109144), (6, 6757620), (8, 5068215), (9, 4505080), (10, 4054572), (12, 3378810), (15, 2703048), (18, 2252540), (20, 2027286), (24, 1689405), (30, 1351524), (36, 1126270), (40, 1013643), (41, 988920), (45, 901016), (60, 675762), (67, 605160), (72, 563135), (82, 494460), (90, 450508), (120, 337881), (123, 329640), (134, 302580), (164, 247230), (180, 225254), (201, 201720), (205, 197784), (246, 164820), (268, 151290), (328, 123615), (335, 121032), (360, 112627), (369, 109880), (402, 100860), (410, 98892), (492, 82410), (536, 75645), (603, 67240), (615, 65928), (670, 60516), (738, 54940), (804, 50430), (820, 49446), (984, 41205), (1005, 40344), (1206, 33620), (1230, 32964), (1340, 30258), (1476, 27470), (1608, 25215), (1640, 24723), (1681, 24120), (1845, 21976), (2010, 20172), (2412, 16810), (2460, 16482), (2680, 15129), (2747, 14760), (2952, 13735), (3015, 13448), (3362, 12060), (3690, 10988), (4020, 10086), (4824, 8405), (4920, 8241), (5043, 8040), (5494, 7380), (6030, 6724)]