427799880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{29}}^2\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 240

約数和(自身を含む): 1498660020

約数和(自身を除く): 1070860140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 81, 87, 90, 108, 116, 120, 135, 145, 157, 162, 174, 180, 216, 232, 261, 270, 290, 314, 324, 348, 360, 405, 435, 471, 522, 540, 580, 628, 648, 696, 783, 785, 810, 841, 870, 942, 1044, 1080, 1160, 1256, 1305, 1413, 1566, 1570, 1620, 1682, 1740, 1884, 2088, 2349, 2355, 2523, 2610, 2826, 3132, 3140, 3240, 3364, 3480, 3768, 3915, 4205, 4239, 4553, 4698, 4710, 5046, 5220, 5652, 6264, 6280, 6728, 7065, 7569, 7830, 8410, 8478, 9106, 9396, 9420, 10092, 10440, 11304, 11745, 12615, 12717, 13659, 14130, 15138, 15660, 16820, 16956, 18212, 18792, 18840, 20184, 21195, 22707, 22765, 23490, 25230, 25434, 27318, 28260, 30276, 31320, 33640, 33912, 36424, 37845, 40977, 42390, 45414, 45530, 46980, 50460, 50868, 54636, 56520, 60552, 63585, 68121, 68295, 75690, 81954, 84780, 90828, 91060, 93960, 100920, 101736, 109272, 113535, 122931, 127170, 132037, 136242, 136590, 151380, 163908, 169560, 181656, 182120, 204885, 227070, 245862, 254340, 264074, 272484, 273180, 302760, 327816, 340605, 368793, 396111, 409770, 454140, 491724, 508680, 528148, 544968, 546360, 614655, 660185, 681210, 737586, 792222, 819540, 908280, 983448, 1056296, 1188333, 1229310, 1320370, 1362420, 1475172, 1584444, 1639080, 1843965, 1980555, 2376666, 2458620, 2640740, 2724840, 2950344, 3168888, 3564999, 3687930, 3961110, 4753332, 4917240, 5281480, 5941665, 7129998, 7375860, 7922220, 9506664, 10694997, 11883330, 14259996, 14751720, 15844440, 17824995, 21389994, 23766660, 28519992, 35649990, 42779988, 47533320, 53474985, 71299980, 85559976, 106949970, 142599960, 213899940, 427799880]

約数ペア:

[(1, 427799880), (2, 213899940), (3, 142599960), (4, 106949970), (5, 85559976), (6, 71299980), (8, 53474985), (9, 47533320), (10, 42779988), (12, 35649990), (15, 28519992), (18, 23766660), (20, 21389994), (24, 17824995), (27, 15844440), (29, 14751720), (30, 14259996), (36, 11883330), (40, 10694997), (45, 9506664), (54, 7922220), (58, 7375860), (60, 7129998), (72, 5941665), (81, 5281480), (87, 4917240), (90, 4753332), (108, 3961110), (116, 3687930), (120, 3564999), (135, 3168888), (145, 2950344), (157, 2724840), (162, 2640740), (174, 2458620), (180, 2376666), (216, 1980555), (232, 1843965), (261, 1639080), (270, 1584444), (290, 1475172), (314, 1362420), (324, 1320370), (348, 1229310), (360, 1188333), (405, 1056296), (435, 983448), (471, 908280), (522, 819540), (540, 792222), (580, 737586), (628, 681210), (648, 660185), (696, 614655), (783, 546360), (785, 544968), (810, 528148), (841, 508680), (870, 491724), (942, 454140), (1044, 409770), (1080, 396111), (1160, 368793), (1256, 340605), (1305, 327816), (1413, 302760), (1566, 273180), (1570, 272484), (1620, 264074), (1682, 254340), (1740, 245862), (1884, 227070), (2088, 204885), (2349, 182120), (2355, 181656), (2523, 169560), (2610, 163908), (2826, 151380), (3132, 136590), (3140, 136242), (3240, 132037), (3364, 127170), (3480, 122931), (3768, 113535), (3915, 109272), (4205, 101736), (4239, 100920), (4553, 93960), (4698, 91060), (4710, 90828), (5046, 84780), (5220, 81954), (5652, 75690), (6264, 68295), (6280, 68121), (6728, 63585), (7065, 60552), (7569, 56520), (7830, 54636), (8410, 50868), (8478, 50460), (9106, 46980), (9396, 45530), (9420, 45414), (10092, 42390), (10440, 40977), (11304, 37845), (11745, 36424), (12615, 33912), (12717, 33640), (13659, 31320), (14130, 30276), (15138, 28260), (15660, 27318), (16820, 25434), (16956, 25230), (18212, 23490), (18792, 22765), (18840, 22707), (20184, 21195)]