521288040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47737}}^1$

素因数の和:47771

約数の個数: 128

約数和(自身を含む): 1924796160

約数和(自身を除く): 1403508120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 47737, 95474, 143211, 190948, 238685, 286422, 334159, 381896, 477370, 572844, 620581, 668318, 716055, 954740, 1002477, 1145688, 1241162, 1336636, 1432110, 1670795, 1861743, 1909480, 2004954, 2482324, 2673272, 2864220, 3102905, 3341590, 3723486, 4009908, 4344067, 4964648, 5012385, 5728440, 6205810, 6683180, 7446972, 8019816, 8688134, 9308715, 10024770, 12411620, 13032201, 13366360, 14893944, 17376268, 18617430, 20049540, 21720335, 24823240, 26064402, 34752536, 37234860, 40099080, 43440670, 52128804, 65161005, 74469720, 86881340, 104257608, 130322010, 173762680, 260644020, 521288040]

約数ペア:

[(1, 521288040), (2, 260644020), (3, 173762680), (4, 130322010), (5, 104257608), (6, 86881340), (7, 74469720), (8, 65161005), (10, 52128804), (12, 43440670), (13, 40099080), (14, 37234860), (15, 34752536), (20, 26064402), (21, 24823240), (24, 21720335), (26, 20049540), (28, 18617430), (30, 17376268), (35, 14893944), (39, 13366360), (40, 13032201), (42, 12411620), (52, 10024770), (56, 9308715), (60, 8688134), (65, 8019816), (70, 7446972), (78, 6683180), (84, 6205810), (91, 5728440), (104, 5012385), (105, 4964648), (120, 4344067), (130, 4009908), (140, 3723486), (156, 3341590), (168, 3102905), (182, 2864220), (195, 2673272), (210, 2482324), (260, 2004954), (273, 1909480), (280, 1861743), (312, 1670795), (364, 1432110), (390, 1336636), (420, 1241162), (455, 1145688), (520, 1002477), (546, 954740), (728, 716055), (780, 668318), (840, 620581), (910, 572844), (1092, 477370), (1365, 381896), (1560, 334159), (1820, 286422), (2184, 238685), (2730, 190948), (3640, 143211), (5460, 95474), (10920, 47737)]