72891720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:340

約数の個数: 192

約数和(自身を含む): 262828800

約数和(自身を除く): 189937080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 79, 88, 90, 99, 110, 120, 132, 158, 165, 180, 198, 220, 233, 237, 264, 316, 330, 360, 395, 396, 440, 466, 474, 495, 632, 660, 699, 711, 790, 792, 869, 932, 948, 990, 1165, 1185, 1320, 1398, 1422, 1580, 1738, 1864, 1896, 1980, 2097, 2330, 2370, 2563, 2607, 2796, 2844, 3160, 3476, 3495, 3555, 3960, 4194, 4345, 4660, 4740, 5126, 5214, 5592, 5688, 6952, 6990, 7110, 7689, 7821, 8388, 8690, 9320, 9480, 10252, 10428, 10485, 12815, 13035, 13980, 14220, 15378, 15642, 16776, 17380, 18407, 20504, 20856, 20970, 23067, 25630, 26070, 27960, 28440, 30756, 31284, 34760, 36814, 38445, 39105, 41940, 46134, 51260, 52140, 55221, 61512, 62568, 73628, 76890, 78210, 83880, 92035, 92268, 102520, 104280, 110442, 115335, 147256, 153780, 156420, 165663, 184070, 184536, 202477, 220884, 230670, 276105, 307560, 312840, 331326, 368140, 404954, 441768, 461340, 552210, 607431, 662652, 736280, 809908, 828315, 922680, 1012385, 1104420, 1214862, 1325304, 1619816, 1656630, 1822293, 2024770, 2208840, 2429724, 3037155, 3313260, 3644586, 4049540, 4859448, 6074310, 6626520, 7289172, 8099080, 9111465, 12148620, 14578344, 18222930, 24297240, 36445860, 72891720]

約数ペア:

[(1, 72891720), (2, 36445860), (3, 24297240), (4, 18222930), (5, 14578344), (6, 12148620), (8, 9111465), (9, 8099080), (10, 7289172), (11, 6626520), (12, 6074310), (15, 4859448), (18, 4049540), (20, 3644586), (22, 3313260), (24, 3037155), (30, 2429724), (33, 2208840), (36, 2024770), (40, 1822293), (44, 1656630), (45, 1619816), (55, 1325304), (60, 1214862), (66, 1104420), (72, 1012385), (79, 922680), (88, 828315), (90, 809908), (99, 736280), (110, 662652), (120, 607431), (132, 552210), (158, 461340), (165, 441768), (180, 404954), (198, 368140), (220, 331326), (233, 312840), (237, 307560), (264, 276105), (316, 230670), (330, 220884), (360, 202477), (395, 184536), (396, 184070), (440, 165663), (466, 156420), (474, 153780), (495, 147256), (632, 115335), (660, 110442), (699, 104280), (711, 102520), (790, 92268), (792, 92035), (869, 83880), (932, 78210), (948, 76890), (990, 73628), (1165, 62568), (1185, 61512), (1320, 55221), (1398, 52140), (1422, 51260), (1580, 46134), (1738, 41940), (1864, 39105), (1896, 38445), (1980, 36814), (2097, 34760), (2330, 31284), (2370, 30756), (2563, 28440), (2607, 27960), (2796, 26070), (2844, 25630), (3160, 23067), (3476, 20970), (3495, 20856), (3555, 20504), (3960, 18407), (4194, 17380), (4345, 16776), (4660, 15642), (4740, 15378), (5126, 14220), (5214, 13980), (5592, 13035), (5688, 12815), (6952, 10485), (6990, 10428), (7110, 10252), (7689, 9480), (7821, 9320), (8388, 8690)]