1686480720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{1061}}^1$

素因数の和:1293

約数の個数: 160

約数和(自身を含む): 5404475520

約数和(自身を除く): 3717994800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 179, 185, 222, 240, 296, 358, 370, 444, 537, 555, 592, 716, 740, 888, 895, 1061, 1074, 1110, 1432, 1480, 1776, 1790, 2122, 2148, 2220, 2685, 2864, 2960, 3183, 3580, 4244, 4296, 4440, 5305, 5370, 6366, 6623, 7160, 8488, 8592, 8880, 10610, 10740, 12732, 13246, 14320, 15915, 16976, 19869, 21220, 21480, 25464, 26492, 31830, 33115, 39257, 39738, 42440, 42960, 50928, 52984, 63660, 66230, 78514, 79476, 84880, 99345, 105968, 117771, 127320, 132460, 157028, 158952, 189919, 196285, 198690, 235542, 254640, 264920, 314056, 317904, 379838, 392570, 397380, 471084, 529840, 569757, 588855, 628112, 759676, 785140, 794760, 942168, 949595, 1139514, 1177710, 1519352, 1570280, 1589520, 1884336, 1899190, 2279028, 2355420, 2848785, 3038704, 3140560, 3798380, 4558056, 4710840, 5697570, 7027003, 7596760, 9116112, 9421680, 11395140, 14054006, 15193520, 21081009, 22790280, 28108012, 35135015, 42162018, 45580560, 56216024, 70270030, 84324036, 105405045, 112432048, 140540060, 168648072, 210810090, 281080120, 337296144, 421620180, 562160240, 843240360, 1686480720]

約数ペア:

[(1, 1686480720), (2, 843240360), (3, 562160240), (4, 421620180), (5, 337296144), (6, 281080120), (8, 210810090), (10, 168648072), (12, 140540060), (15, 112432048), (16, 105405045), (20, 84324036), (24, 70270030), (30, 56216024), (37, 45580560), (40, 42162018), (48, 35135015), (60, 28108012), (74, 22790280), (80, 21081009), (111, 15193520), (120, 14054006), (148, 11395140), (179, 9421680), (185, 9116112), (222, 7596760), (240, 7027003), (296, 5697570), (358, 4710840), (370, 4558056), (444, 3798380), (537, 3140560), (555, 3038704), (592, 2848785), (716, 2355420), (740, 2279028), (888, 1899190), (895, 1884336), (1061, 1589520), (1074, 1570280), (1110, 1519352), (1432, 1177710), (1480, 1139514), (1776, 949595), (1790, 942168), (2122, 794760), (2148, 785140), (2220, 759676), (2685, 628112), (2864, 588855), (2960, 569757), (3183, 529840), (3580, 471084), (4244, 397380), (4296, 392570), (4440, 379838), (5305, 317904), (5370, 314056), (6366, 264920), (6623, 254640), (7160, 235542), (8488, 198690), (8592, 196285), (8880, 189919), (10610, 158952), (10740, 157028), (12732, 132460), (13246, 127320), (14320, 117771), (15915, 105968), (16976, 99345), (19869, 84880), (21220, 79476), (21480, 78514), (25464, 66230), (26492, 63660), (31830, 52984), (33115, 50928), (39257, 42960), (39738, 42440)]