284574780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11887}}^1$

素因数の和:11928

約数の個数: 144

約数和(自身を含む): 1038535680

約数和(自身を除く): 753960900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 11887, 11970, 23774, 23940, 35661, 47548, 59435, 71322, 83209, 106983, 118870, 142644, 166418, 178305, 213966, 225853, 237740, 249627, 332836, 356610, 416045, 427932, 451706, 499254, 534915, 677559, 713220, 748881, 832090, 903412, 998508, 1069830, 1129265, 1248135, 1355118, 1497762, 1580971, 1664180, 2032677, 2139660, 2258530, 2496270, 2710236, 2995524, 3161942, 3387795, 3744405, 4065354, 4517060, 4742913, 4992540, 6323884, 6775590, 7488810, 7904855, 8130708, 9485826, 10163385, 13551180, 14228739, 14977620, 15809710, 18971652, 20326770, 23714565, 28457478, 31619420, 40653540, 47429130, 56914956, 71143695, 94858260, 142287390, 284574780]

約数ペア:

[(1, 284574780), (2, 142287390), (3, 94858260), (4, 71143695), (5, 56914956), (6, 47429130), (7, 40653540), (9, 31619420), (10, 28457478), (12, 23714565), (14, 20326770), (15, 18971652), (18, 15809710), (19, 14977620), (20, 14228739), (21, 13551180), (28, 10163385), (30, 9485826), (35, 8130708), (36, 7904855), (38, 7488810), (42, 6775590), (45, 6323884), (57, 4992540), (60, 4742913), (63, 4517060), (70, 4065354), (76, 3744405), (84, 3387795), (90, 3161942), (95, 2995524), (105, 2710236), (114, 2496270), (126, 2258530), (133, 2139660), (140, 2032677), (171, 1664180), (180, 1580971), (190, 1497762), (210, 1355118), (228, 1248135), (252, 1129265), (266, 1069830), (285, 998508), (315, 903412), (342, 832090), (380, 748881), (399, 713220), (420, 677559), (532, 534915), (570, 499254), (630, 451706), (665, 427932), (684, 416045), (798, 356610), (855, 332836), (1140, 249627), (1197, 237740), (1260, 225853), (1330, 213966), (1596, 178305), (1710, 166418), (1995, 142644), (2394, 118870), (2660, 106983), (3420, 83209), (3990, 71322), (4788, 59435), (5985, 47548), (7980, 35661), (11887, 23940), (11970, 23774)]