817817440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:365

約数の個数: 192

約数和(自身を含む): 2233889280

約数和(自身を除く): 1416071840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 80, 88, 89, 92, 110, 115, 160, 176, 178, 184, 220, 227, 230, 253, 352, 356, 368, 440, 445, 454, 460, 506, 712, 736, 880, 890, 908, 920, 979, 1012, 1135, 1265, 1424, 1760, 1780, 1816, 1840, 1958, 2024, 2047, 2270, 2497, 2530, 2848, 3560, 3632, 3680, 3916, 4048, 4094, 4540, 4895, 4994, 5060, 5221, 7120, 7264, 7832, 8096, 8188, 9080, 9790, 9988, 10120, 10235, 10442, 12485, 14240, 15664, 16376, 18160, 19580, 19976, 20203, 20240, 20470, 20884, 22517, 24970, 26105, 31328, 32752, 36320, 39160, 39952, 40406, 40480, 40940, 41768, 45034, 49940, 52210, 57431, 65504, 78320, 79904, 80812, 81880, 83536, 90068, 99880, 101015, 104420, 112585, 114862, 156640, 161624, 163760, 167072, 180136, 199760, 202030, 208840, 222233, 225170, 229724, 287155, 323248, 327520, 360272, 399520, 404060, 417680, 444466, 450340, 459448, 464669, 574310, 646496, 720544, 808120, 835360, 888932, 900680, 918896, 929338, 1111165, 1148620, 1616240, 1777864, 1801360, 1837792, 1858676, 2222330, 2297240, 2323345, 3232480, 3555728, 3602720, 3717352, 4444660, 4594480, 4646690, 5111359, 7111456, 7434704, 8889320, 9188960, 9293380, 10222718, 14869408, 17778640, 18586760, 20445436, 25556795, 35557280, 37173520, 40890872, 51113590, 74347040, 81781744, 102227180, 163563488, 204454360, 408908720, 817817440]

約数ペア:

[(1, 817817440), (2, 408908720), (4, 204454360), (5, 163563488), (8, 102227180), (10, 81781744), (11, 74347040), (16, 51113590), (20, 40890872), (22, 37173520), (23, 35557280), (32, 25556795), (40, 20445436), (44, 18586760), (46, 17778640), (55, 14869408), (80, 10222718), (88, 9293380), (89, 9188960), (92, 8889320), (110, 7434704), (115, 7111456), (160, 5111359), (176, 4646690), (178, 4594480), (184, 4444660), (220, 3717352), (227, 3602720), (230, 3555728), (253, 3232480), (352, 2323345), (356, 2297240), (368, 2222330), (440, 1858676), (445, 1837792), (454, 1801360), (460, 1777864), (506, 1616240), (712, 1148620), (736, 1111165), (880, 929338), (890, 918896), (908, 900680), (920, 888932), (979, 835360), (1012, 808120), (1135, 720544), (1265, 646496), (1424, 574310), (1760, 464669), (1780, 459448), (1816, 450340), (1840, 444466), (1958, 417680), (2024, 404060), (2047, 399520), (2270, 360272), (2497, 327520), (2530, 323248), (2848, 287155), (3560, 229724), (3632, 225170), (3680, 222233), (3916, 208840), (4048, 202030), (4094, 199760), (4540, 180136), (4895, 167072), (4994, 163760), (5060, 161624), (5221, 156640), (7120, 114862), (7264, 112585), (7832, 104420), (8096, 101015), (8188, 99880), (9080, 90068), (9790, 83536), (9988, 81880), (10120, 80812), (10235, 79904), (10442, 78320), (12485, 65504), (14240, 57431), (15664, 52210), (16376, 49940), (18160, 45034), (19580, 41768), (19976, 40940), (20203, 40480), (20240, 40406), (20470, 39952), (20884, 39160), (22517, 36320), (24970, 32752), (26105, 31328)]