64687040

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 224

約数和(自身を含む): 189609984

約数和(自身を除く): 124922944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 23, 32, 34, 40, 44, 46, 47, 55, 64, 68, 80, 85, 88, 92, 94, 110, 115, 136, 160, 170, 176, 184, 187, 188, 220, 230, 235, 253, 272, 320, 340, 352, 368, 374, 376, 391, 440, 460, 470, 506, 517, 544, 680, 704, 736, 748, 752, 782, 799, 880, 920, 935, 940, 1012, 1034, 1081, 1088, 1265, 1360, 1472, 1496, 1504, 1564, 1598, 1760, 1840, 1870, 1880, 1955, 2024, 2068, 2162, 2530, 2585, 2720, 2992, 3008, 3128, 3196, 3520, 3680, 3740, 3760, 3910, 3995, 4048, 4136, 4301, 4324, 5060, 5170, 5405, 5440, 5984, 6256, 6392, 7360, 7480, 7520, 7820, 7990, 8096, 8272, 8602, 8648, 8789, 10120, 10340, 10810, 11891, 11968, 12512, 12784, 14960, 15040, 15640, 15980, 16192, 16544, 17204, 17296, 17578, 18377, 20240, 20680, 21505, 21620, 23782, 25024, 25568, 29920, 31280, 31960, 33088, 34408, 34592, 35156, 36754, 40480, 41360, 43010, 43240, 43945, 47564, 51136, 59455, 59840, 62560, 63920, 68816, 69184, 70312, 73508, 80960, 82720, 86020, 86480, 87890, 91885, 95128, 118910, 125120, 127840, 137632, 140624, 147016, 165440, 172040, 172960, 175780, 183770, 190256, 202147, 237820, 255680, 275264, 281248, 294032, 344080, 345920, 351560, 367540, 380512, 404294, 475640, 562496, 588064, 688160, 703120, 735080, 761024, 808588, 951280, 1010735, 1176128, 1376320, 1406240, 1470160, 1617176, 1902560, 2021470, 2812480, 2940320, 3234352, 3805120, 4042940, 5880640, 6468704, 8085880, 12937408, 16171760, 32343520, 64687040]

約数ペア:

[(1, 64687040), (2, 32343520), (4, 16171760), (5, 12937408), (8, 8085880), (10, 6468704), (11, 5880640), (16, 4042940), (17, 3805120), (20, 3234352), (22, 2940320), (23, 2812480), (32, 2021470), (34, 1902560), (40, 1617176), (44, 1470160), (46, 1406240), (47, 1376320), (55, 1176128), (64, 1010735), (68, 951280), (80, 808588), (85, 761024), (88, 735080), (92, 703120), (94, 688160), (110, 588064), (115, 562496), (136, 475640), (160, 404294), (170, 380512), (176, 367540), (184, 351560), (187, 345920), (188, 344080), (220, 294032), (230, 281248), (235, 275264), (253, 255680), (272, 237820), (320, 202147), (340, 190256), (352, 183770), (368, 175780), (374, 172960), (376, 172040), (391, 165440), (440, 147016), (460, 140624), (470, 137632), (506, 127840), (517, 125120), (544, 118910), (680, 95128), (704, 91885), (736, 87890), (748, 86480), (752, 86020), (782, 82720), (799, 80960), (880, 73508), (920, 70312), (935, 69184), (940, 68816), (1012, 63920), (1034, 62560), (1081, 59840), (1088, 59455), (1265, 51136), (1360, 47564), (1472, 43945), (1496, 43240), (1504, 43010), (1564, 41360), (1598, 40480), (1760, 36754), (1840, 35156), (1870, 34592), (1880, 34408), (1955, 33088), (2024, 31960), (2068, 31280), (2162, 29920), (2530, 25568), (2585, 25024), (2720, 23782), (2992, 21620), (3008, 21505), (3128, 20680), (3196, 20240), (3520, 18377), (3680, 17578), (3740, 17296), (3760, 17204), (3910, 16544), (3995, 16192), (4048, 15980), (4136, 15640), (4301, 15040), (4324, 14960), (5060, 12784), (5170, 12512), (5405, 11968), (5440, 11891), (5984, 10810), (6256, 10340), (6392, 10120), (7360, 8789), (7480, 8648), (7520, 8602), (7820, 8272), (7990, 8096)]