421782480

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1579}}^1$

素因数の和:1658

約数の個数: 240

約数和(自身を含む): 1650430080

約数和(自身を除く): 1228647600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 53, 56, 60, 63, 70, 72, 80, 84, 90, 105, 106, 112, 120, 126, 140, 144, 159, 168, 180, 210, 212, 240, 252, 265, 280, 315, 318, 336, 360, 371, 420, 424, 477, 504, 530, 560, 630, 636, 720, 742, 795, 840, 848, 954, 1008, 1060, 1113, 1260, 1272, 1484, 1579, 1590, 1680, 1855, 1908, 2120, 2226, 2385, 2520, 2544, 2968, 3158, 3180, 3339, 3710, 3816, 4240, 4452, 4737, 4770, 5040, 5565, 5936, 6316, 6360, 6678, 7420, 7632, 7895, 8904, 9474, 9540, 11053, 11130, 12632, 12720, 13356, 14211, 14840, 15790, 16695, 17808, 18948, 19080, 22106, 22260, 23685, 25264, 26712, 28422, 29680, 31580, 33159, 33390, 37896, 38160, 44212, 44520, 47370, 53424, 55265, 56844, 63160, 66318, 66780, 71055, 75792, 83687, 88424, 89040, 94740, 99477, 110530, 113688, 126320, 132636, 133560, 142110, 165795, 167374, 176848, 189480, 198954, 221060, 227376, 251061, 265272, 267120, 284220, 331590, 334748, 378960, 397908, 418435, 442120, 497385, 502122, 530544, 568440, 585809, 663180, 669496, 753183, 795816, 836870, 884240, 994770, 1004244, 1136880, 1171618, 1255305, 1326360, 1338992, 1506366, 1591632, 1673740, 1757427, 1989540, 2008488, 2343236, 2510610, 2652720, 2929045, 3012732, 3347480, 3514854, 3765915, 3979080, 4016976, 4686472, 5021220, 5272281, 5858090, 6025464, 6694960, 7029708, 7531830, 7958160, 8787135, 9372944, 10042440, 10544562, 11716180, 12050928, 14059416, 15063660, 17574270, 20084880, 21089124, 23432360, 26361405, 28118832, 30127320, 35148540, 42178248, 46864720, 52722810, 60254640, 70297080, 84356496, 105445620, 140594160, 210891240, 421782480]

約数ペア:

[(1, 421782480), (2, 210891240), (3, 140594160), (4, 105445620), (5, 84356496), (6, 70297080), (7, 60254640), (8, 52722810), (9, 46864720), (10, 42178248), (12, 35148540), (14, 30127320), (15, 28118832), (16, 26361405), (18, 23432360), (20, 21089124), (21, 20084880), (24, 17574270), (28, 15063660), (30, 14059416), (35, 12050928), (36, 11716180), (40, 10544562), (42, 10042440), (45, 9372944), (48, 8787135), (53, 7958160), (56, 7531830), (60, 7029708), (63, 6694960), (70, 6025464), (72, 5858090), (80, 5272281), (84, 5021220), (90, 4686472), (105, 4016976), (106, 3979080), (112, 3765915), (120, 3514854), (126, 3347480), (140, 3012732), (144, 2929045), (159, 2652720), (168, 2510610), (180, 2343236), (210, 2008488), (212, 1989540), (240, 1757427), (252, 1673740), (265, 1591632), (280, 1506366), (315, 1338992), (318, 1326360), (336, 1255305), (360, 1171618), (371, 1136880), (420, 1004244), (424, 994770), (477, 884240), (504, 836870), (530, 795816), (560, 753183), (630, 669496), (636, 663180), (720, 585809), (742, 568440), (795, 530544), (840, 502122), (848, 497385), (954, 442120), (1008, 418435), (1060, 397908), (1113, 378960), (1260, 334748), (1272, 331590), (1484, 284220), (1579, 267120), (1590, 265272), (1680, 251061), (1855, 227376), (1908, 221060), (2120, 198954), (2226, 189480), (2385, 176848), (2520, 167374), (2544, 165795), (2968, 142110), (3158, 133560), (3180, 132636), (3339, 126320), (3710, 113688), (3816, 110530), (4240, 99477), (4452, 94740), (4737, 89040), (4770, 88424), (5040, 83687), (5565, 75792), (5936, 71055), (6316, 66780), (6360, 66318), (6678, 63160), (7420, 56844), (7632, 55265), (7895, 53424), (8904, 47370), (9474, 44520), (9540, 44212), (11053, 38160), (11130, 37896), (12632, 33390), (12720, 33159), (13356, 31580), (14211, 29680), (14840, 28422), (15790, 26712), (16695, 25264), (17808, 23685), (18948, 22260), (19080, 22106)]