254310840

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{11213}}^1$

素因数の和:11243

約数の個数: 160

約数和(自身を含む): 976963680

約数和(自身を除く): 722652840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 11213, 11340, 22426, 22680, 33639, 44852, 56065, 67278, 78491, 89704, 100917, 112130, 134556, 156982, 168195, 201834, 224260, 235473, 269112, 302751, 313964, 336390, 392455, 403668, 448520, 470946, 504585, 605502, 627928, 672780, 706419, 784910, 807336, 908253, 941892, 1009170, 1177365, 1211004, 1345560, 1412838, 1513755, 1569820, 1816506, 1883784, 2018340, 2119257, 2354730, 2422008, 2825676, 3027510, 3139640, 3532095, 3633012, 4036680, 4238514, 4541265, 4709460, 5651352, 6055020, 6357771, 7064190, 7266024, 8477028, 9082530, 9418920, 10596285, 12110040, 12715542, 14128380, 16954056, 18165060, 21192570, 25431084, 28256760, 31788855, 36330120, 42385140, 50862168, 63577710, 84770280, 127155420, 254310840]

約数ペア:

[(1, 254310840), (2, 127155420), (3, 84770280), (4, 63577710), (5, 50862168), (6, 42385140), (7, 36330120), (8, 31788855), (9, 28256760), (10, 25431084), (12, 21192570), (14, 18165060), (15, 16954056), (18, 14128380), (20, 12715542), (21, 12110040), (24, 10596285), (27, 9418920), (28, 9082530), (30, 8477028), (35, 7266024), (36, 7064190), (40, 6357771), (42, 6055020), (45, 5651352), (54, 4709460), (56, 4541265), (60, 4238514), (63, 4036680), (70, 3633012), (72, 3532095), (81, 3139640), (84, 3027510), (90, 2825676), (105, 2422008), (108, 2354730), (120, 2119257), (126, 2018340), (135, 1883784), (140, 1816506), (162, 1569820), (168, 1513755), (180, 1412838), (189, 1345560), (210, 1211004), (216, 1177365), (252, 1009170), (270, 941892), (280, 908253), (315, 807336), (324, 784910), (360, 706419), (378, 672780), (405, 627928), (420, 605502), (504, 504585), (540, 470946), (567, 448520), (630, 403668), (648, 392455), (756, 336390), (810, 313964), (840, 302751), (945, 269112), (1080, 235473), (1134, 224260), (1260, 201834), (1512, 168195), (1620, 156982), (1890, 134556), (2268, 112130), (2520, 100917), (2835, 89704), (3240, 78491), (3780, 67278), (4536, 56065), (5670, 44852), (7560, 33639), (11213, 22680), (11340, 22426)]