250011520

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2089}}^1$

素因数の和:2136

約数の個数: 128

約数和(自身を含む): 690703200

約数和(自身を除く): 440691680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 640, 680, 704, 748, 880, 935, 1088, 1360, 1408, 1496, 1760, 1870, 2089, 2176, 2720, 2992, 3520, 3740, 4178, 5440, 5984, 7040, 7480, 8356, 10445, 10880, 11968, 14960, 16712, 20890, 22979, 23936, 29920, 33424, 35513, 41780, 45958, 59840, 66848, 71026, 83560, 91916, 114895, 119680, 133696, 142052, 167120, 177565, 183832, 229790, 267392, 284104, 334240, 355130, 367664, 390643, 459580, 568208, 668480, 710260, 735328, 781286, 919160, 1136416, 1336960, 1420520, 1470656, 1562572, 1838320, 1953215, 2272832, 2841040, 2941312, 3125144, 3676640, 3906430, 4545664, 5682080, 6250288, 7353280, 7812860, 11364160, 12500576, 14706560, 15625720, 22728320, 25001152, 31251440, 50002304, 62502880, 125005760, 250011520]

約数ペア:

[(1, 250011520), (2, 125005760), (4, 62502880), (5, 50002304), (8, 31251440), (10, 25001152), (11, 22728320), (16, 15625720), (17, 14706560), (20, 12500576), (22, 11364160), (32, 7812860), (34, 7353280), (40, 6250288), (44, 5682080), (55, 4545664), (64, 3906430), (68, 3676640), (80, 3125144), (85, 2941312), (88, 2841040), (110, 2272832), (128, 1953215), (136, 1838320), (160, 1562572), (170, 1470656), (176, 1420520), (187, 1336960), (220, 1136416), (272, 919160), (320, 781286), (340, 735328), (352, 710260), (374, 668480), (440, 568208), (544, 459580), (640, 390643), (680, 367664), (704, 355130), (748, 334240), (880, 284104), (935, 267392), (1088, 229790), (1360, 183832), (1408, 177565), (1496, 167120), (1760, 142052), (1870, 133696), (2089, 119680), (2176, 114895), (2720, 91916), (2992, 83560), (3520, 71026), (3740, 66848), (4178, 59840), (5440, 45958), (5984, 41780), (7040, 35513), (7480, 33424), (8356, 29920), (10445, 23936), (10880, 22979), (11968, 20890), (14960, 16712)]