1722647680

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6679}}^1$

素因数の和:6742

約数の個数: 128

約数和(自身を含む): 4578739200

約数和(自身を除く): 2856091520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1612, 1664, 1984, 2015, 2080, 2480, 3224, 3968, 4030, 4160, 4960, 6448, 6679, 8060, 8320, 9920, 12896, 13358, 16120, 19840, 25792, 26716, 32240, 33395, 51584, 53432, 64480, 66790, 86827, 106864, 128960, 133580, 173654, 207049, 213728, 257920, 267160, 347308, 414098, 427456, 434135, 534320, 694616, 828196, 854912, 868270, 1035245, 1068640, 1389232, 1656392, 1736540, 2070490, 2137280, 2691637, 2778464, 3312784, 3473080, 4140980, 4274560, 5383274, 5556928, 6625568, 6946160, 8281960, 10766548, 11113856, 13251136, 13458185, 13892320, 16563920, 21533096, 26502272, 26916370, 27784640, 33127840, 43066192, 53832740, 55569280, 66255680, 86132384, 107665480, 132511360, 172264768, 215330960, 344529536, 430661920, 861323840, 1722647680]

約数ペア:

[(1, 1722647680), (2, 861323840), (4, 430661920), (5, 344529536), (8, 215330960), (10, 172264768), (13, 132511360), (16, 107665480), (20, 86132384), (26, 66255680), (31, 55569280), (32, 53832740), (40, 43066192), (52, 33127840), (62, 27784640), (64, 26916370), (65, 26502272), (80, 21533096), (104, 16563920), (124, 13892320), (128, 13458185), (130, 13251136), (155, 11113856), (160, 10766548), (208, 8281960), (248, 6946160), (260, 6625568), (310, 5556928), (320, 5383274), (403, 4274560), (416, 4140980), (496, 3473080), (520, 3312784), (620, 2778464), (640, 2691637), (806, 2137280), (832, 2070490), (992, 1736540), (1040, 1656392), (1240, 1389232), (1612, 1068640), (1664, 1035245), (1984, 868270), (2015, 854912), (2080, 828196), (2480, 694616), (3224, 534320), (3968, 434135), (4030, 427456), (4160, 414098), (4960, 347308), (6448, 267160), (6679, 257920), (8060, 213728), (8320, 207049), (9920, 173654), (12896, 133580), (13358, 128960), (16120, 106864), (19840, 86827), (25792, 66790), (26716, 64480), (32240, 53432), (33395, 51584)]