427777680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5227}}^1$

素因数の和:5285

約数の個数: 160

約数和(自身を含む): 1493618688

約数和(自身を除く): 1065841008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 372, 440, 465, 496, 528, 620, 660, 682, 744, 880, 930, 1023, 1240, 1320, 1364, 1488, 1705, 1860, 2046, 2480, 2640, 2728, 3410, 3720, 4092, 5115, 5227, 5456, 6820, 7440, 8184, 10230, 10454, 13640, 15681, 16368, 20460, 20908, 26135, 27280, 31362, 40920, 41816, 52270, 57497, 62724, 78405, 81840, 83632, 104540, 114994, 125448, 156810, 162037, 172491, 209080, 229988, 250896, 287485, 313620, 324074, 344982, 418160, 459976, 486111, 574970, 627240, 648148, 689964, 810185, 862455, 919952, 972222, 1149940, 1254480, 1296296, 1379928, 1620370, 1724910, 1782407, 1944444, 2299880, 2430555, 2592592, 2759856, 3240740, 3449820, 3564814, 3888888, 4599760, 4861110, 5347221, 6481480, 6899640, 7129628, 7777776, 8912035, 9722220, 10694442, 12962960, 13799280, 14259256, 17824070, 19444440, 21388884, 26736105, 28518512, 35648140, 38888880, 42777768, 53472210, 71296280, 85555536, 106944420, 142592560, 213888840, 427777680]

約数ペア:

[(1, 427777680), (2, 213888840), (3, 142592560), (4, 106944420), (5, 85555536), (6, 71296280), (8, 53472210), (10, 42777768), (11, 38888880), (12, 35648140), (15, 28518512), (16, 26736105), (20, 21388884), (22, 19444440), (24, 17824070), (30, 14259256), (31, 13799280), (33, 12962960), (40, 10694442), (44, 9722220), (48, 8912035), (55, 7777776), (60, 7129628), (62, 6899640), (66, 6481480), (80, 5347221), (88, 4861110), (93, 4599760), (110, 3888888), (120, 3564814), (124, 3449820), (132, 3240740), (155, 2759856), (165, 2592592), (176, 2430555), (186, 2299880), (220, 1944444), (240, 1782407), (248, 1724910), (264, 1620370), (310, 1379928), (330, 1296296), (341, 1254480), (372, 1149940), (440, 972222), (465, 919952), (496, 862455), (528, 810185), (620, 689964), (660, 648148), (682, 627240), (744, 574970), (880, 486111), (930, 459976), (1023, 418160), (1240, 344982), (1320, 324074), (1364, 313620), (1488, 287485), (1705, 250896), (1860, 229988), (2046, 209080), (2480, 172491), (2640, 162037), (2728, 156810), (3410, 125448), (3720, 114994), (4092, 104540), (5115, 83632), (5227, 81840), (5456, 78405), (6820, 62724), (7440, 57497), (8184, 52270), (10230, 41816), (10454, 40920), (13640, 31362), (15681, 27280), (16368, 26135), (20460, 20908)]