1555260080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1213}}^1$

素因数の和:1315

約数の個数: 160

約数和(自身を含む): 4162019328

約数和(自身を除く): 2606759248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 47, 55, 62, 80, 88, 94, 110, 124, 155, 176, 188, 220, 235, 248, 310, 341, 376, 440, 470, 496, 517, 620, 682, 752, 880, 940, 1034, 1213, 1240, 1364, 1457, 1705, 1880, 2068, 2426, 2480, 2585, 2728, 2914, 3410, 3760, 4136, 4852, 5170, 5456, 5828, 6065, 6820, 7285, 8272, 9704, 10340, 11656, 12130, 13343, 13640, 14570, 16027, 19408, 20680, 23312, 24260, 26686, 27280, 29140, 32054, 37603, 41360, 48520, 53372, 57011, 58280, 64108, 66715, 75206, 80135, 97040, 106744, 114022, 116560, 128216, 133430, 150412, 160270, 188015, 213488, 228044, 256432, 266860, 285055, 300824, 320540, 376030, 413633, 456088, 533720, 570110, 601648, 627121, 641080, 752060, 827266, 912176, 1067440, 1140220, 1254242, 1282160, 1504120, 1654532, 1767341, 2068165, 2280440, 2508484, 3008240, 3135605, 3309064, 3534682, 4136330, 4560880, 5016968, 6271210, 6618128, 7069364, 8272660, 8836705, 10033936, 12542420, 14138728, 16545320, 17673410, 19440751, 25084840, 28277456, 33090640, 35346820, 38881502, 50169680, 70693640, 77763004, 97203755, 141387280, 155526008, 194407510, 311052016, 388815020, 777630040, 1555260080]

約数ペア:

[(1, 1555260080), (2, 777630040), (4, 388815020), (5, 311052016), (8, 194407510), (10, 155526008), (11, 141387280), (16, 97203755), (20, 77763004), (22, 70693640), (31, 50169680), (40, 38881502), (44, 35346820), (47, 33090640), (55, 28277456), (62, 25084840), (80, 19440751), (88, 17673410), (94, 16545320), (110, 14138728), (124, 12542420), (155, 10033936), (176, 8836705), (188, 8272660), (220, 7069364), (235, 6618128), (248, 6271210), (310, 5016968), (341, 4560880), (376, 4136330), (440, 3534682), (470, 3309064), (496, 3135605), (517, 3008240), (620, 2508484), (682, 2280440), (752, 2068165), (880, 1767341), (940, 1654532), (1034, 1504120), (1213, 1282160), (1240, 1254242), (1364, 1140220), (1457, 1067440), (1705, 912176), (1880, 827266), (2068, 752060), (2426, 641080), (2480, 627121), (2585, 601648), (2728, 570110), (2914, 533720), (3410, 456088), (3760, 413633), (4136, 376030), (4852, 320540), (5170, 300824), (5456, 285055), (5828, 266860), (6065, 256432), (6820, 228044), (7285, 213488), (8272, 188015), (9704, 160270), (10340, 150412), (11656, 133430), (12130, 128216), (13343, 116560), (13640, 114022), (14570, 106744), (16027, 97040), (19408, 80135), (20680, 75206), (23312, 66715), (24260, 64108), (26686, 58280), (27280, 57011), (29140, 53372), (32054, 48520), (37603, 41360)]