421006040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:123

約数の個数: 288

約数和(自身を含む): 1261733760

約数和(自身を除く): 840727720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 41, 49, 52, 56, 62, 65, 70, 82, 91, 98, 104, 124, 130, 140, 155, 164, 169, 182, 196, 205, 217, 245, 248, 260, 280, 287, 310, 328, 338, 364, 392, 403, 410, 434, 455, 490, 520, 533, 574, 620, 637, 676, 728, 806, 820, 845, 868, 910, 980, 1066, 1085, 1148, 1183, 1240, 1271, 1274, 1352, 1435, 1519, 1612, 1640, 1690, 1736, 1820, 1960, 2009, 2015, 2132, 2170, 2296, 2366, 2542, 2548, 2665, 2821, 2870, 3038, 3185, 3224, 3380, 3640, 3731, 4018, 4030, 4264, 4340, 4732, 5084, 5096, 5239, 5330, 5642, 5740, 5915, 6076, 6355, 6370, 6760, 6929, 7462, 7595, 8036, 8060, 8281, 8680, 8897, 9464, 10045, 10168, 10478, 10660, 11284, 11480, 11830, 12152, 12710, 12740, 13858, 14105, 14924, 15190, 16072, 16120, 16523, 16562, 17794, 18655, 19747, 20090, 20956, 21320, 22568, 23660, 25420, 25480, 26117, 26195, 27716, 28210, 29848, 30380, 33046, 33124, 34645, 35588, 36673, 37310, 39494, 40180, 41405, 41912, 44485, 47320, 48503, 50840, 52234, 52390, 55432, 56420, 60760, 62279, 66092, 66248, 69290, 71176, 73346, 74620, 78988, 80360, 82615, 82810, 88970, 97006, 98735, 104468, 104780, 112840, 115661, 124558, 130585, 132184, 138580, 146692, 149240, 157976, 165230, 165620, 177940, 183365, 194012, 197470, 208936, 209560, 214799, 231322, 242515, 249116, 256711, 261170, 277160, 293384, 311395, 330460, 331240, 339521, 355880, 366730, 388024, 394940, 429598, 462644, 485030, 498232, 513422, 522340, 578305, 622790, 660920, 679042, 733460, 789880, 809627, 859196, 925288, 970060, 1026844, 1044680, 1073995, 1156610, 1245580, 1283555, 1358084, 1466920, 1503593, 1619254, 1697605, 1718392, 1940120, 2053688, 2147990, 2313220, 2491160, 2567110, 2716168, 3007186, 3238508, 3395210, 4048135, 4295980, 4626440, 5134220, 6014372, 6477016, 6790420, 7517965, 8096270, 8591960, 10268440, 10525151, 12028744, 13580840, 15035930, 16192540, 21050302, 30071860, 32385080, 42100604, 52625755, 60143720, 84201208, 105251510, 210503020, 421006040]

約数ペア:

[(1, 421006040), (2, 210503020), (4, 105251510), (5, 84201208), (7, 60143720), (8, 52625755), (10, 42100604), (13, 32385080), (14, 30071860), (20, 21050302), (26, 16192540), (28, 15035930), (31, 13580840), (35, 12028744), (40, 10525151), (41, 10268440), (49, 8591960), (52, 8096270), (56, 7517965), (62, 6790420), (65, 6477016), (70, 6014372), (82, 5134220), (91, 4626440), (98, 4295980), (104, 4048135), (124, 3395210), (130, 3238508), (140, 3007186), (155, 2716168), (164, 2567110), (169, 2491160), (182, 2313220), (196, 2147990), (205, 2053688), (217, 1940120), (245, 1718392), (248, 1697605), (260, 1619254), (280, 1503593), (287, 1466920), (310, 1358084), (328, 1283555), (338, 1245580), (364, 1156610), (392, 1073995), (403, 1044680), (410, 1026844), (434, 970060), (455, 925288), (490, 859196), (520, 809627), (533, 789880), (574, 733460), (620, 679042), (637, 660920), (676, 622790), (728, 578305), (806, 522340), (820, 513422), (845, 498232), (868, 485030), (910, 462644), (980, 429598), (1066, 394940), (1085, 388024), (1148, 366730), (1183, 355880), (1240, 339521), (1271, 331240), (1274, 330460), (1352, 311395), (1435, 293384), (1519, 277160), (1612, 261170), (1640, 256711), (1690, 249116), (1736, 242515), (1820, 231322), (1960, 214799), (2009, 209560), (2015, 208936), (2132, 197470), (2170, 194012), (2296, 183365), (2366, 177940), (2542, 165620), (2548, 165230), (2665, 157976), (2821, 149240), (2870, 146692), (3038, 138580), (3185, 132184), (3224, 130585), (3380, 124558), (3640, 115661), (3731, 112840), (4018, 104780), (4030, 104468), (4264, 98735), (4340, 97006), (4732, 88970), (5084, 82810), (5096, 82615), (5239, 80360), (5330, 78988), (5642, 74620), (5740, 73346), (5915, 71176), (6076, 69290), (6355, 66248), (6370, 66092), (6760, 62279), (6929, 60760), (7462, 56420), (7595, 55432), (8036, 52390), (8060, 52234), (8281, 50840), (8680, 48503), (8897, 47320), (9464, 44485), (10045, 41912), (10168, 41405), (10478, 40180), (10660, 39494), (11284, 37310), (11480, 36673), (11830, 35588), (12152, 34645), (12710, 33124), (12740, 33046), (13858, 30380), (14105, 29848), (14924, 28210), (15190, 27716), (16072, 26195), (16120, 26117), (16523, 25480), (16562, 25420), (17794, 23660), (18655, 22568), (19747, 21320), (20090, 20956)]