64721040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:609

約数の個数: 160

約数和(自身を含む): 220164480

約数和(自身を除く): 155443440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 29, 30, 34, 40, 48, 51, 58, 60, 68, 80, 85, 87, 102, 116, 120, 136, 145, 170, 174, 204, 232, 240, 255, 272, 290, 340, 348, 408, 435, 464, 493, 510, 547, 580, 680, 696, 816, 870, 986, 1020, 1094, 1160, 1360, 1392, 1479, 1641, 1740, 1972, 2040, 2188, 2320, 2465, 2735, 2958, 3282, 3480, 3944, 4080, 4376, 4930, 5470, 5916, 6564, 6960, 7395, 7888, 8205, 8752, 9299, 9860, 10940, 11832, 13128, 14790, 15863, 16410, 18598, 19720, 21880, 23664, 26256, 27897, 29580, 31726, 32820, 37196, 39440, 43760, 46495, 47589, 55794, 59160, 63452, 65640, 74392, 79315, 92990, 95178, 111588, 118320, 126904, 131280, 139485, 148784, 158630, 185980, 190356, 223176, 237945, 253808, 269671, 278970, 317260, 371960, 380712, 446352, 475890, 539342, 557940, 634520, 743920, 761424, 809013, 951780, 1078684, 1115880, 1269040, 1348355, 1618026, 1903560, 2157368, 2231760, 2696710, 3236052, 3807120, 4045065, 4314736, 5393420, 6472104, 8090130, 10786840, 12944208, 16180260, 21573680, 32360520, 64721040]

約数ペア:

[(1, 64721040), (2, 32360520), (3, 21573680), (4, 16180260), (5, 12944208), (6, 10786840), (8, 8090130), (10, 6472104), (12, 5393420), (15, 4314736), (16, 4045065), (17, 3807120), (20, 3236052), (24, 2696710), (29, 2231760), (30, 2157368), (34, 1903560), (40, 1618026), (48, 1348355), (51, 1269040), (58, 1115880), (60, 1078684), (68, 951780), (80, 809013), (85, 761424), (87, 743920), (102, 634520), (116, 557940), (120, 539342), (136, 475890), (145, 446352), (170, 380712), (174, 371960), (204, 317260), (232, 278970), (240, 269671), (255, 253808), (272, 237945), (290, 223176), (340, 190356), (348, 185980), (408, 158630), (435, 148784), (464, 139485), (493, 131280), (510, 126904), (547, 118320), (580, 111588), (680, 95178), (696, 92990), (816, 79315), (870, 74392), (986, 65640), (1020, 63452), (1094, 59160), (1160, 55794), (1360, 47589), (1392, 46495), (1479, 43760), (1641, 39440), (1740, 37196), (1972, 32820), (2040, 31726), (2188, 29580), (2320, 27897), (2465, 26256), (2735, 23664), (2958, 21880), (3282, 19720), (3480, 18598), (3944, 16410), (4080, 15863), (4376, 14790), (4930, 13128), (5470, 11832), (5916, 10940), (6564, 9860), (6960, 9299), (7395, 8752), (7888, 8205)]