129128845840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{380059}}^1$

素因数の和:380240

約数の個数: 80

約数和(自身を含む): 312172162560

約数和(自身を除く): 183043316720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 137, 155, 248, 274, 310, 496, 548, 620, 685, 1096, 1240, 1370, 2192, 2480, 2740, 4247, 5480, 8494, 10960, 16988, 21235, 33976, 42470, 67952, 84940, 169880, 339760, 380059, 760118, 1520236, 1900295, 3040472, 3800590, 6080944, 7601180, 11781829, 15202360, 23563658, 30404720, 47127316, 52068083, 58909145, 94254632, 104136166, 117818290, 188509264, 208272332, 235636580, 260340415, 416544664, 471273160, 520680830, 833089328, 942546320, 1041361660, 1614110573, 2082723320, 3228221146, 4165446640, 6456442292, 8070552865, 12912884584, 16141105730, 25825769168, 32282211460, 64564422920, 129128845840]

約数ペア:

[(1, 129128845840), (2, 64564422920), (4, 32282211460), (5, 25825769168), (8, 16141105730), (10, 12912884584), (16, 8070552865), (20, 6456442292), (31, 4165446640), (40, 3228221146), (62, 2082723320), (80, 1614110573), (124, 1041361660), (137, 942546320), (155, 833089328), (248, 520680830), (274, 471273160), (310, 416544664), (496, 260340415), (548, 235636580), (620, 208272332), (685, 188509264), (1096, 117818290), (1240, 104136166), (1370, 94254632), (2192, 58909145), (2480, 52068083), (2740, 47127316), (4247, 30404720), (5480, 23563658), (8494, 15202360), (10960, 11781829), (16988, 7601180), (21235, 6080944), (33976, 3800590), (42470, 3040472), (67952, 1900295), (84940, 1520236), (169880, 760118), (339760, 380059)]