68193840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2027

約数の個数: 160

約数和(自身を含む): 248484096

約数和(自身を除く): 180290256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 1987, 2145, 2288, 2640, 2860, 3120, 3432, 3974, 4290, 5720, 5961, 6864, 7948, 8580, 9935, 11440, 11922, 15896, 17160, 19870, 21857, 23844, 25831, 29805, 31792, 34320, 39740, 43714, 47688, 51662, 59610, 65571, 77493, 79480, 87428, 95376, 103324, 109285, 119220, 129155, 131142, 154986, 158960, 174856, 206648, 218570, 238440, 258310, 262284, 284141, 309972, 327855, 349712, 387465, 413296, 437140, 476880, 516620, 524568, 568282, 619944, 655710, 774930, 852423, 874280, 1033240, 1049136, 1136564, 1239888, 1311420, 1420705, 1549860, 1704846, 1748560, 2066480, 2273128, 2622840, 2841410, 3099720, 3409692, 4262115, 4546256, 5245680, 5682820, 6199440, 6819384, 8524230, 11365640, 13638768, 17048460, 22731280, 34096920, 68193840]

約数ペア:

[(1, 68193840), (2, 34096920), (3, 22731280), (4, 17048460), (5, 13638768), (6, 11365640), (8, 8524230), (10, 6819384), (11, 6199440), (12, 5682820), (13, 5245680), (15, 4546256), (16, 4262115), (20, 3409692), (22, 3099720), (24, 2841410), (26, 2622840), (30, 2273128), (33, 2066480), (39, 1748560), (40, 1704846), (44, 1549860), (48, 1420705), (52, 1311420), (55, 1239888), (60, 1136564), (65, 1049136), (66, 1033240), (78, 874280), (80, 852423), (88, 774930), (104, 655710), (110, 619944), (120, 568282), (130, 524568), (132, 516620), (143, 476880), (156, 437140), (165, 413296), (176, 387465), (195, 349712), (208, 327855), (220, 309972), (240, 284141), (260, 262284), (264, 258310), (286, 238440), (312, 218570), (330, 206648), (390, 174856), (429, 158960), (440, 154986), (520, 131142), (528, 129155), (572, 119220), (624, 109285), (660, 103324), (715, 95376), (780, 87428), (858, 79480), (880, 77493), (1040, 65571), (1144, 59610), (1320, 51662), (1430, 47688), (1560, 43714), (1716, 39740), (1987, 34320), (2145, 31792), (2288, 29805), (2640, 25831), (2860, 23844), (3120, 21857), (3432, 19870), (3974, 17160), (4290, 15896), (5720, 11922), (5961, 11440), (6864, 9935), (7948, 8580)]