639738360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{93529}}^1$

素因数の和:93565

約数の個数: 96

約数和(自身を含む): 2188602000

約数和(自身を除く): 1548863640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 93529, 187058, 280587, 374116, 467645, 561174, 748232, 841761, 935290, 1122348, 1402935, 1683522, 1777051, 1870580, 2244696, 2805870, 3367044, 3554102, 3741160, 4208805, 5331153, 5611740, 6734088, 7108204, 8417610, 8885255, 10662306, 11223480, 14216408, 15993459, 16835220, 17770510, 21324612, 26655765, 31986918, 33670440, 35541020, 42649224, 53311530, 63973836, 71082040, 79967295, 106623060, 127947672, 159934590, 213246120, 319869180, 639738360]

約数ペア:

[(1, 639738360), (2, 319869180), (3, 213246120), (4, 159934590), (5, 127947672), (6, 106623060), (8, 79967295), (9, 71082040), (10, 63973836), (12, 53311530), (15, 42649224), (18, 35541020), (19, 33670440), (20, 31986918), (24, 26655765), (30, 21324612), (36, 17770510), (38, 16835220), (40, 15993459), (45, 14216408), (57, 11223480), (60, 10662306), (72, 8885255), (76, 8417610), (90, 7108204), (95, 6734088), (114, 5611740), (120, 5331153), (152, 4208805), (171, 3741160), (180, 3554102), (190, 3367044), (228, 2805870), (285, 2244696), (342, 1870580), (360, 1777051), (380, 1683522), (456, 1402935), (570, 1122348), (684, 935290), (760, 841761), (855, 748232), (1140, 561174), (1368, 467645), (1710, 374116), (2280, 280587), (3420, 187058), (6840, 93529)]