326613520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 160

約数和(自身を含む): 850231296

約数和(自身を除く): 523617776

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 61, 62, 68, 80, 85, 122, 124, 127, 136, 155, 170, 244, 248, 254, 272, 305, 310, 340, 488, 496, 508, 527, 610, 620, 635, 680, 976, 1016, 1037, 1054, 1220, 1240, 1270, 1360, 1891, 2032, 2074, 2108, 2159, 2440, 2480, 2540, 2635, 3782, 3937, 4148, 4216, 4318, 4880, 5080, 5185, 5270, 7564, 7747, 7874, 8296, 8432, 8636, 9455, 10160, 10370, 10540, 10795, 15128, 15494, 15748, 16592, 17272, 18910, 19685, 20740, 21080, 21590, 30256, 30988, 31496, 32147, 34544, 37820, 38735, 39370, 41480, 42160, 43180, 61976, 62992, 64294, 66929, 75640, 77470, 78740, 82960, 86360, 123952, 128588, 131699, 133858, 151280, 154940, 157480, 160735, 172720, 240157, 257176, 263398, 267716, 309880, 314960, 321470, 334645, 480314, 514352, 526796, 535432, 619760, 642940, 658495, 669290, 960628, 1053592, 1070864, 1200785, 1285880, 1316990, 1338580, 1921256, 2107184, 2401570, 2571760, 2633980, 2677160, 3842512, 4082669, 4803140, 5267960, 5354320, 8165338, 9606280, 10535920, 16330676, 19212560, 20413345, 32661352, 40826690, 65322704, 81653380, 163306760, 326613520]

約数ペア:

[(1, 326613520), (2, 163306760), (4, 81653380), (5, 65322704), (8, 40826690), (10, 32661352), (16, 20413345), (17, 19212560), (20, 16330676), (31, 10535920), (34, 9606280), (40, 8165338), (61, 5354320), (62, 5267960), (68, 4803140), (80, 4082669), (85, 3842512), (122, 2677160), (124, 2633980), (127, 2571760), (136, 2401570), (155, 2107184), (170, 1921256), (244, 1338580), (248, 1316990), (254, 1285880), (272, 1200785), (305, 1070864), (310, 1053592), (340, 960628), (488, 669290), (496, 658495), (508, 642940), (527, 619760), (610, 535432), (620, 526796), (635, 514352), (680, 480314), (976, 334645), (1016, 321470), (1037, 314960), (1054, 309880), (1220, 267716), (1240, 263398), (1270, 257176), (1360, 240157), (1891, 172720), (2032, 160735), (2074, 157480), (2108, 154940), (2159, 151280), (2440, 133858), (2480, 131699), (2540, 128588), (2635, 123952), (3782, 86360), (3937, 82960), (4148, 78740), (4216, 77470), (4318, 75640), (4880, 66929), (5080, 64294), (5185, 62992), (5270, 61976), (7564, 43180), (7747, 42160), (7874, 41480), (8296, 39370), (8432, 38735), (8636, 37820), (9455, 34544), (10160, 32147), (10370, 31496), (10540, 30988), (10795, 30256), (15128, 21590), (15494, 21080), (15748, 20740), (16592, 19685), (17272, 18910)]