400884120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4079}}^1$

素因数の和:4119

約数の個数: 256

約数和(自身を含む): 1645056000

約数和(自身を除く): 1244171880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 540, 546, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 1080, 1092, 1170, 1260, 1365, 1404, 1512, 1560, 1638, 1755, 1820, 1890, 2184, 2340, 2457, 2520, 2730, 2808, 3276, 3510, 3640, 3780, 4079, 4095, 4680, 4914, 5460, 6552, 7020, 7560, 8158, 8190, 9828, 10920, 12237, 12285, 14040, 16316, 16380, 19656, 20395, 24474, 24570, 28553, 32632, 32760, 36711, 40790, 48948, 49140, 53027, 57106, 61185, 73422, 81580, 85659, 97896, 98280, 106054, 110133, 114212, 122370, 142765, 146844, 159081, 163160, 171318, 183555, 212108, 220266, 228424, 244740, 256977, 265135, 285530, 293688, 318162, 342636, 367110, 371189, 424216, 428295, 440532, 477243, 489480, 513954, 530270, 550665, 571060, 636324, 685272, 734220, 742378, 770931, 795405, 856590, 881064, 954486, 1027908, 1060540, 1101330, 1113567, 1142120, 1272648, 1284885, 1431729, 1468440, 1484756, 1541862, 1590810, 1713180, 1855945, 1908972, 2055816, 2121080, 2202660, 2227134, 2386215, 2569770, 2863458, 2969512, 3083724, 3181620, 3340701, 3426360, 3711890, 3817944, 3854655, 4405320, 4454268, 4772430, 5139540, 5567835, 5726916, 6167448, 6363240, 6681402, 7158645, 7423780, 7709310, 8908536, 9544860, 10022103, 10279080, 11135670, 11453832, 13362804, 14317290, 14847560, 15418620, 16703505, 19089720, 20044206, 22271340, 26725608, 28634580, 30837240, 33407010, 40088412, 44542680, 50110515, 57269160, 66814020, 80176824, 100221030, 133628040, 200442060, 400884120]

約数ペア:

[(1, 400884120), (2, 200442060), (3, 133628040), (4, 100221030), (5, 80176824), (6, 66814020), (7, 57269160), (8, 50110515), (9, 44542680), (10, 40088412), (12, 33407010), (13, 30837240), (14, 28634580), (15, 26725608), (18, 22271340), (20, 20044206), (21, 19089720), (24, 16703505), (26, 15418620), (27, 14847560), (28, 14317290), (30, 13362804), (35, 11453832), (36, 11135670), (39, 10279080), (40, 10022103), (42, 9544860), (45, 8908536), (52, 7709310), (54, 7423780), (56, 7158645), (60, 6681402), (63, 6363240), (65, 6167448), (70, 5726916), (72, 5567835), (78, 5139540), (84, 4772430), (90, 4454268), (91, 4405320), (104, 3854655), (105, 3817944), (108, 3711890), (117, 3426360), (120, 3340701), (126, 3181620), (130, 3083724), (135, 2969512), (140, 2863458), (156, 2569770), (168, 2386215), (180, 2227134), (182, 2202660), (189, 2121080), (195, 2055816), (210, 1908972), (216, 1855945), (234, 1713180), (252, 1590810), (260, 1541862), (270, 1484756), (273, 1468440), (280, 1431729), (312, 1284885), (315, 1272648), (351, 1142120), (360, 1113567), (364, 1101330), (378, 1060540), (390, 1027908), (420, 954486), (455, 881064), (468, 856590), (504, 795405), (520, 770931), (540, 742378), (546, 734220), (585, 685272), (630, 636324), (702, 571060), (728, 550665), (756, 530270), (780, 513954), (819, 489480), (840, 477243), (910, 440532), (936, 428295), (945, 424216), (1080, 371189), (1092, 367110), (1170, 342636), (1260, 318162), (1365, 293688), (1404, 285530), (1512, 265135), (1560, 256977), (1638, 244740), (1755, 228424), (1820, 220266), (1890, 212108), (2184, 183555), (2340, 171318), (2457, 163160), (2520, 159081), (2730, 146844), (2808, 142765), (3276, 122370), (3510, 114212), (3640, 110133), (3780, 106054), (4079, 98280), (4095, 97896), (4680, 85659), (4914, 81580), (5460, 73422), (6552, 61185), (7020, 57106), (7560, 53027), (8158, 49140), (8190, 48948), (9828, 40790), (10920, 36711), (12237, 32760), (12285, 32632), (14040, 28553), (16316, 24570), (16380, 24474), (19656, 20395)]