42861720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1709}}^1$

素因数の和:1753

約数の個数: 128

約数和(自身を含む): 147744000

約数和(自身を除く): 104882280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 1709, 2090, 2280, 2508, 3135, 3418, 4180, 5016, 5127, 6270, 6836, 8360, 8545, 10254, 12540, 13672, 17090, 18799, 20508, 25080, 25635, 32471, 34180, 37598, 41016, 51270, 56397, 64942, 68360, 75196, 93995, 97413, 102540, 112794, 129884, 150392, 162355, 187990, 194826, 205080, 225588, 259768, 281985, 324710, 357181, 375980, 389652, 451176, 487065, 563970, 649420, 714362, 751960, 779304, 974130, 1071543, 1127940, 1298840, 1428724, 1785905, 1948260, 2143086, 2255880, 2857448, 3571810, 3896520, 4286172, 5357715, 7143620, 8572344, 10715430, 14287240, 21430860, 42861720]

約数ペア:

[(1, 42861720), (2, 21430860), (3, 14287240), (4, 10715430), (5, 8572344), (6, 7143620), (8, 5357715), (10, 4286172), (11, 3896520), (12, 3571810), (15, 2857448), (19, 2255880), (20, 2143086), (22, 1948260), (24, 1785905), (30, 1428724), (33, 1298840), (38, 1127940), (40, 1071543), (44, 974130), (55, 779304), (57, 751960), (60, 714362), (66, 649420), (76, 563970), (88, 487065), (95, 451176), (110, 389652), (114, 375980), (120, 357181), (132, 324710), (152, 281985), (165, 259768), (190, 225588), (209, 205080), (220, 194826), (228, 187990), (264, 162355), (285, 150392), (330, 129884), (380, 112794), (418, 102540), (440, 97413), (456, 93995), (570, 75196), (627, 68360), (660, 64942), (760, 56397), (836, 51270), (1045, 41016), (1140, 37598), (1254, 34180), (1320, 32471), (1672, 25635), (1709, 25080), (2090, 20508), (2280, 18799), (2508, 17090), (3135, 13672), (3418, 12540), (4180, 10254), (5016, 8545), (5127, 8360), (6270, 6836)]