90715920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:273

約数の個数: 160

約数和(自身を含む): 295695360

約数和(自身を除く): 204979440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 89, 93, 120, 124, 137, 155, 178, 186, 240, 248, 267, 274, 310, 356, 372, 411, 445, 465, 496, 534, 548, 620, 685, 712, 744, 822, 890, 930, 1068, 1096, 1240, 1335, 1370, 1424, 1488, 1644, 1780, 1860, 2055, 2136, 2192, 2480, 2670, 2740, 2759, 3288, 3560, 3720, 4110, 4247, 4272, 5340, 5480, 5518, 6576, 7120, 7440, 8220, 8277, 8494, 10680, 10960, 11036, 12193, 12741, 13795, 16440, 16554, 16988, 21235, 21360, 22072, 24386, 25482, 27590, 32880, 33108, 33976, 36579, 41385, 42470, 44144, 48772, 50964, 55180, 60965, 63705, 66216, 67952, 73158, 82770, 84940, 97544, 101928, 110360, 121930, 127410, 132432, 146316, 165540, 169880, 182895, 195088, 203856, 220720, 243860, 254820, 292632, 331080, 339760, 365790, 377983, 487720, 509640, 585264, 662160, 731580, 755966, 975440, 1019280, 1133949, 1463160, 1511932, 1889915, 2267898, 2926320, 3023864, 3779830, 4535796, 5669745, 6047728, 7559660, 9071592, 11339490, 15119320, 18143184, 22678980, 30238640, 45357960, 90715920]

約数ペア:

[(1, 90715920), (2, 45357960), (3, 30238640), (4, 22678980), (5, 18143184), (6, 15119320), (8, 11339490), (10, 9071592), (12, 7559660), (15, 6047728), (16, 5669745), (20, 4535796), (24, 3779830), (30, 3023864), (31, 2926320), (40, 2267898), (48, 1889915), (60, 1511932), (62, 1463160), (80, 1133949), (89, 1019280), (93, 975440), (120, 755966), (124, 731580), (137, 662160), (155, 585264), (178, 509640), (186, 487720), (240, 377983), (248, 365790), (267, 339760), (274, 331080), (310, 292632), (356, 254820), (372, 243860), (411, 220720), (445, 203856), (465, 195088), (496, 182895), (534, 169880), (548, 165540), (620, 146316), (685, 132432), (712, 127410), (744, 121930), (822, 110360), (890, 101928), (930, 97544), (1068, 84940), (1096, 82770), (1240, 73158), (1335, 67952), (1370, 66216), (1424, 63705), (1488, 60965), (1644, 55180), (1780, 50964), (1860, 48772), (2055, 44144), (2136, 42470), (2192, 41385), (2480, 36579), (2670, 33976), (2740, 33108), (2759, 32880), (3288, 27590), (3560, 25482), (3720, 24386), (4110, 22072), (4247, 21360), (4272, 21235), (5340, 16988), (5480, 16554), (5518, 16440), (6576, 13795), (7120, 12741), (7440, 12193), (8220, 11036), (8277, 10960), (8494, 10680)]