665736320

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1423}}^1$

素因数の和:1502

約数の個数: 128

約数和(自身を含む): 1725546240

約数和(自身を除く): 1059809920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 64, 68, 80, 85, 86, 128, 136, 160, 170, 172, 215, 272, 320, 340, 344, 430, 544, 640, 680, 688, 731, 860, 1088, 1360, 1376, 1423, 1462, 1720, 2176, 2720, 2752, 2846, 2924, 3440, 3655, 5440, 5504, 5692, 5848, 6880, 7115, 7310, 10880, 11384, 11696, 13760, 14230, 14620, 22768, 23392, 24191, 27520, 28460, 29240, 45536, 46784, 48382, 56920, 58480, 61189, 91072, 93568, 96764, 113840, 116960, 120955, 122378, 182144, 193528, 227680, 233920, 241910, 244756, 305945, 387056, 455360, 467840, 483820, 489512, 611890, 774112, 910720, 967640, 979024, 1040213, 1223780, 1548224, 1935280, 1958048, 2080426, 2447560, 3096448, 3870560, 3916096, 4160852, 4895120, 5201065, 7741120, 7832192, 8321704, 9790240, 10402130, 15482240, 16643408, 19580480, 20804260, 33286816, 39160960, 41608520, 66573632, 83217040, 133147264, 166434080, 332868160, 665736320]

約数ペア:

[(1, 665736320), (2, 332868160), (4, 166434080), (5, 133147264), (8, 83217040), (10, 66573632), (16, 41608520), (17, 39160960), (20, 33286816), (32, 20804260), (34, 19580480), (40, 16643408), (43, 15482240), (64, 10402130), (68, 9790240), (80, 8321704), (85, 7832192), (86, 7741120), (128, 5201065), (136, 4895120), (160, 4160852), (170, 3916096), (172, 3870560), (215, 3096448), (272, 2447560), (320, 2080426), (340, 1958048), (344, 1935280), (430, 1548224), (544, 1223780), (640, 1040213), (680, 979024), (688, 967640), (731, 910720), (860, 774112), (1088, 611890), (1360, 489512), (1376, 483820), (1423, 467840), (1462, 455360), (1720, 387056), (2176, 305945), (2720, 244756), (2752, 241910), (2846, 233920), (2924, 227680), (3440, 193528), (3655, 182144), (5440, 122378), (5504, 120955), (5692, 116960), (5848, 113840), (6880, 96764), (7115, 93568), (7310, 91072), (10880, 61189), (11384, 58480), (11696, 56920), (13760, 48382), (14230, 46784), (14620, 45536), (22768, 29240), (23392, 28460), (24191, 27520)]