348510640

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1571}}^1$

素因数の和:1690

約数の個数: 80

約数和(自身を含む): 842088960

約数和(自身を除く): 493578320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 59, 80, 94, 118, 188, 235, 236, 295, 376, 470, 472, 590, 752, 940, 944, 1180, 1571, 1880, 2360, 2773, 3142, 3760, 4720, 5546, 6284, 7855, 11092, 12568, 13865, 15710, 22184, 25136, 27730, 31420, 44368, 55460, 62840, 73837, 92689, 110920, 125680, 147674, 185378, 221840, 295348, 369185, 370756, 463445, 590696, 738370, 741512, 926890, 1181392, 1476740, 1483024, 1853780, 2953480, 3707560, 4356383, 5906960, 7415120, 8712766, 17425532, 21781915, 34851064, 43563830, 69702128, 87127660, 174255320, 348510640]

約数ペア:

[(1, 348510640), (2, 174255320), (4, 87127660), (5, 69702128), (8, 43563830), (10, 34851064), (16, 21781915), (20, 17425532), (40, 8712766), (47, 7415120), (59, 5906960), (80, 4356383), (94, 3707560), (118, 2953480), (188, 1853780), (235, 1483024), (236, 1476740), (295, 1181392), (376, 926890), (470, 741512), (472, 738370), (590, 590696), (752, 463445), (940, 370756), (944, 369185), (1180, 295348), (1571, 221840), (1880, 185378), (2360, 147674), (2773, 125680), (3142, 110920), (3760, 92689), (4720, 73837), (5546, 62840), (6284, 55460), (7855, 44368), (11092, 31420), (12568, 27730), (13865, 25136), (15710, 22184)]