84213580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 217183680

約数和(自身を除く): 132970100

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 23, 34, 44, 46, 55, 68, 85, 89, 92, 110, 115, 121, 170, 178, 187, 220, 230, 242, 253, 340, 356, 374, 391, 445, 460, 484, 506, 605, 748, 782, 890, 935, 979, 1012, 1210, 1265, 1513, 1564, 1780, 1870, 1955, 1958, 2047, 2057, 2420, 2530, 2783, 3026, 3740, 3910, 3916, 4094, 4114, 4301, 4895, 5060, 5566, 6052, 7565, 7820, 8188, 8228, 8602, 9790, 10235, 10285, 10769, 11132, 13915, 15130, 16643, 17204, 19580, 20470, 20570, 21505, 21538, 22517, 27830, 30260, 33286, 34799, 40940, 41140, 43010, 43076, 45034, 47311, 53845, 55660, 66572, 69598, 83215, 86020, 90068, 94622, 107690, 112585, 139196, 166430, 173995, 183073, 189244, 215380, 225170, 236555, 247687, 332860, 347990, 366146, 382789, 450340, 473110, 495374, 695980, 732292, 765578, 915365, 946220, 990748, 1238435, 1531156, 1830730, 1913945, 2476870, 3661460, 3827890, 4210679, 4953740, 7655780, 8421358, 16842716, 21053395, 42106790, 84213580]

約数ペア:

[(1, 84213580), (2, 42106790), (4, 21053395), (5, 16842716), (10, 8421358), (11, 7655780), (17, 4953740), (20, 4210679), (22, 3827890), (23, 3661460), (34, 2476870), (44, 1913945), (46, 1830730), (55, 1531156), (68, 1238435), (85, 990748), (89, 946220), (92, 915365), (110, 765578), (115, 732292), (121, 695980), (170, 495374), (178, 473110), (187, 450340), (220, 382789), (230, 366146), (242, 347990), (253, 332860), (340, 247687), (356, 236555), (374, 225170), (391, 215380), (445, 189244), (460, 183073), (484, 173995), (506, 166430), (605, 139196), (748, 112585), (782, 107690), (890, 94622), (935, 90068), (979, 86020), (1012, 83215), (1210, 69598), (1265, 66572), (1513, 55660), (1564, 53845), (1780, 47311), (1870, 45034), (1955, 43076), (1958, 43010), (2047, 41140), (2057, 40940), (2420, 34799), (2530, 33286), (2783, 30260), (3026, 27830), (3740, 22517), (3910, 21538), (3916, 21505), (4094, 20570), (4114, 20470), (4301, 19580), (4895, 17204), (5060, 16643), (5566, 15130), (6052, 13915), (7565, 11132), (7820, 10769), (8188, 10285), (8228, 10235), (8602, 9790)]