81971320080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{558997}}^1$

素因数の和:559073

約数の個数: 160

約数和(自身を含む): 279481112064

約数和(自身を除く): 197509791984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 47, 48, 52, 60, 65, 78, 80, 94, 104, 120, 130, 141, 156, 188, 195, 208, 235, 240, 260, 282, 312, 376, 390, 470, 520, 564, 611, 624, 705, 752, 780, 940, 1040, 1128, 1222, 1410, 1560, 1833, 1880, 2256, 2444, 2820, 3055, 3120, 3666, 3760, 4888, 5640, 6110, 7332, 9165, 9776, 11280, 12220, 14664, 18330, 24440, 29328, 36660, 48880, 73320, 146640, 558997, 1117994, 1676991, 2235988, 2794985, 3353982, 4471976, 5589970, 6707964, 7266961, 8384955, 8943952, 11179940, 13415928, 14533922, 16769910, 21800883, 22359880, 26272859, 26831856, 29067844, 33539820, 36334805, 43601766, 44719760, 52545718, 58135688, 67079640, 72669610, 78818577, 87203532, 105091436, 109004415, 116271376, 131364295, 134159280, 145339220, 157637154, 174407064, 210182872, 218008830, 262728590, 290678440, 315274308, 341547167, 348814128, 394092885, 420365744, 436017660, 525457180, 581356880, 630548616, 683094334, 788185770, 872035320, 1024641501, 1050914360, 1261097232, 1366188668, 1576371540, 1707735835, 1744070640, 2049283002, 2101828720, 2732377336, 3152743080, 3415471670, 4098566004, 5123207505, 5464754672, 6305486160, 6830943340, 8197132008, 10246415010, 13661886680, 16394264016, 20492830020, 27323773360, 40985660040, 81971320080]

約数ペア:

[(1, 81971320080), (2, 40985660040), (3, 27323773360), (4, 20492830020), (5, 16394264016), (6, 13661886680), (8, 10246415010), (10, 8197132008), (12, 6830943340), (13, 6305486160), (15, 5464754672), (16, 5123207505), (20, 4098566004), (24, 3415471670), (26, 3152743080), (30, 2732377336), (39, 2101828720), (40, 2049283002), (47, 1744070640), (48, 1707735835), (52, 1576371540), (60, 1366188668), (65, 1261097232), (78, 1050914360), (80, 1024641501), (94, 872035320), (104, 788185770), (120, 683094334), (130, 630548616), (141, 581356880), (156, 525457180), (188, 436017660), (195, 420365744), (208, 394092885), (235, 348814128), (240, 341547167), (260, 315274308), (282, 290678440), (312, 262728590), (376, 218008830), (390, 210182872), (470, 174407064), (520, 157637154), (564, 145339220), (611, 134159280), (624, 131364295), (705, 116271376), (752, 109004415), (780, 105091436), (940, 87203532), (1040, 78818577), (1128, 72669610), (1222, 67079640), (1410, 58135688), (1560, 52545718), (1833, 44719760), (1880, 43601766), (2256, 36334805), (2444, 33539820), (2820, 29067844), (3055, 26831856), (3120, 26272859), (3666, 22359880), (3760, 21800883), (4888, 16769910), (5640, 14533922), (6110, 13415928), (7332, 11179940), (9165, 8943952), (9776, 8384955), (11280, 7266961), (12220, 6707964), (14664, 5589970), (18330, 4471976), (24440, 3353982), (29328, 2794985), (36660, 2235988), (48880, 1676991), (73320, 1117994), (146640, 558997)]