155309840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1031}}^1$

素因数の和:1320

約数の個数: 80

約数和(自身を含む): 414616320

約数和(自身を除く): 259306480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 269, 280, 538, 560, 1031, 1076, 1345, 1883, 2062, 2152, 2690, 3766, 4124, 4304, 5155, 5380, 7217, 7532, 8248, 9415, 10310, 10760, 14434, 15064, 16496, 18830, 20620, 21520, 28868, 30128, 36085, 37660, 41240, 57736, 72170, 75320, 82480, 115472, 144340, 150640, 277339, 288680, 554678, 577360, 1109356, 1386695, 1941373, 2218712, 2773390, 3882746, 4437424, 5546780, 7765492, 9706865, 11093560, 15530984, 19413730, 22187120, 31061968, 38827460, 77654920, 155309840]

約数ペア:

[(1, 155309840), (2, 77654920), (4, 38827460), (5, 31061968), (7, 22187120), (8, 19413730), (10, 15530984), (14, 11093560), (16, 9706865), (20, 7765492), (28, 5546780), (35, 4437424), (40, 3882746), (56, 2773390), (70, 2218712), (80, 1941373), (112, 1386695), (140, 1109356), (269, 577360), (280, 554678), (538, 288680), (560, 277339), (1031, 150640), (1076, 144340), (1345, 115472), (1883, 82480), (2062, 75320), (2152, 72170), (2690, 57736), (3766, 41240), (4124, 37660), (4304, 36085), (5155, 30128), (5380, 28868), (7217, 21520), (7532, 20620), (8248, 18830), (9415, 16496), (10310, 15064), (10760, 14434)]