80411040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2939}}^1$

素因数の和:2979

約数の個数: 144

約数和(自身を含む): 288943200

約数和(自身を除く): 208532160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 2939, 3040, 3420, 4560, 5472, 5878, 6840, 8817, 9120, 11756, 13680, 14695, 17634, 23512, 26451, 27360, 29390, 35268, 44085, 47024, 52902, 55841, 58780, 70536, 88170, 94048, 105804, 111682, 117560, 132255, 141072, 167523, 176340, 211608, 223364, 235120, 264510, 279205, 282144, 335046, 352680, 423216, 446728, 470240, 502569, 529020, 558410, 670092, 705360, 837615, 846432, 893456, 1005138, 1058040, 1116820, 1340184, 1410720, 1675230, 1786912, 2010276, 2116080, 2233640, 2512845, 2680368, 3350460, 4020552, 4232160, 4467280, 5025690, 5360736, 6700920, 8041104, 8934560, 10051380, 13401840, 16082208, 20102760, 26803680, 40205520, 80411040]

約数ペア:

[(1, 80411040), (2, 40205520), (3, 26803680), (4, 20102760), (5, 16082208), (6, 13401840), (8, 10051380), (9, 8934560), (10, 8041104), (12, 6700920), (15, 5360736), (16, 5025690), (18, 4467280), (19, 4232160), (20, 4020552), (24, 3350460), (30, 2680368), (32, 2512845), (36, 2233640), (38, 2116080), (40, 2010276), (45, 1786912), (48, 1675230), (57, 1410720), (60, 1340184), (72, 1116820), (76, 1058040), (80, 1005138), (90, 893456), (95, 846432), (96, 837615), (114, 705360), (120, 670092), (144, 558410), (152, 529020), (160, 502569), (171, 470240), (180, 446728), (190, 423216), (228, 352680), (240, 335046), (285, 282144), (288, 279205), (304, 264510), (342, 235120), (360, 223364), (380, 211608), (456, 176340), (480, 167523), (570, 141072), (608, 132255), (684, 117560), (720, 111682), (760, 105804), (855, 94048), (912, 88170), (1140, 70536), (1368, 58780), (1440, 55841), (1520, 52902), (1710, 47024), (1824, 44085), (2280, 35268), (2736, 29390), (2939, 27360), (3040, 26451), (3420, 23512), (4560, 17634), (5472, 14695), (5878, 13680), (6840, 11756), (8817, 9120)]