398051360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2713}}^1$

素因数の和:2866

約数の個数: 96

約数和(自身を含む): 1083341952

約数和(自身を除く): 685290592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 131, 140, 160, 224, 262, 280, 524, 560, 655, 917, 1048, 1120, 1310, 1834, 2096, 2620, 2713, 3668, 4192, 4585, 5240, 5426, 7336, 9170, 10480, 10852, 13565, 14672, 18340, 18991, 20960, 21704, 27130, 29344, 36680, 37982, 43408, 54260, 73360, 75964, 86816, 94955, 108520, 146720, 151928, 189910, 217040, 303856, 355403, 379820, 434080, 607712, 710806, 759640, 1421612, 1519280, 1777015, 2487821, 2843224, 3038560, 3554030, 4975642, 5686448, 7108060, 9951284, 11372896, 12439105, 14216120, 19902568, 24878210, 28432240, 39805136, 49756420, 56864480, 79610272, 99512840, 199025680, 398051360]

約数ペア:

[(1, 398051360), (2, 199025680), (4, 99512840), (5, 79610272), (7, 56864480), (8, 49756420), (10, 39805136), (14, 28432240), (16, 24878210), (20, 19902568), (28, 14216120), (32, 12439105), (35, 11372896), (40, 9951284), (56, 7108060), (70, 5686448), (80, 4975642), (112, 3554030), (131, 3038560), (140, 2843224), (160, 2487821), (224, 1777015), (262, 1519280), (280, 1421612), (524, 759640), (560, 710806), (655, 607712), (917, 434080), (1048, 379820), (1120, 355403), (1310, 303856), (1834, 217040), (2096, 189910), (2620, 151928), (2713, 146720), (3668, 108520), (4192, 94955), (4585, 86816), (5240, 75964), (5426, 73360), (7336, 54260), (9170, 43408), (10480, 37982), (10852, 36680), (13565, 29344), (14672, 27130), (18340, 21704), (18991, 20960)]