253896240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4283}}^1$

素因数の和:4331

約数の個数: 160

約数和(自身を含む): 892442880

約数和(自身を除く): 638546640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 570, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1482, 1520, 1560, 1976, 2280, 2470, 2964, 3120, 3705, 3952, 4283, 4560, 4940, 5928, 7410, 8566, 9880, 11856, 12849, 14820, 17132, 19760, 21415, 25698, 29640, 34264, 42830, 51396, 55679, 59280, 64245, 68528, 81377, 85660, 102792, 111358, 128490, 162754, 167037, 171320, 205584, 222716, 244131, 256980, 278395, 325508, 334074, 342640, 406885, 445432, 488262, 513960, 556790, 651016, 668148, 813770, 835185, 890864, 976524, 1027920, 1057901, 1113580, 1220655, 1302032, 1336296, 1627540, 1670370, 1953048, 2115802, 2227160, 2441310, 2672592, 3173703, 3255080, 3340740, 3906096, 4231604, 4454320, 4882620, 5289505, 6347406, 6510160, 6681480, 8463208, 9765240, 10579010, 12694812, 13362960, 15868515, 16926416, 19530480, 21158020, 25389624, 31737030, 42316040, 50779248, 63474060, 84632080, 126948120, 253896240]

約数ペア:

[(1, 253896240), (2, 126948120), (3, 84632080), (4, 63474060), (5, 50779248), (6, 42316040), (8, 31737030), (10, 25389624), (12, 21158020), (13, 19530480), (15, 16926416), (16, 15868515), (19, 13362960), (20, 12694812), (24, 10579010), (26, 9765240), (30, 8463208), (38, 6681480), (39, 6510160), (40, 6347406), (48, 5289505), (52, 4882620), (57, 4454320), (60, 4231604), (65, 3906096), (76, 3340740), (78, 3255080), (80, 3173703), (95, 2672592), (104, 2441310), (114, 2227160), (120, 2115802), (130, 1953048), (152, 1670370), (156, 1627540), (190, 1336296), (195, 1302032), (208, 1220655), (228, 1113580), (240, 1057901), (247, 1027920), (260, 976524), (285, 890864), (304, 835185), (312, 813770), (380, 668148), (390, 651016), (456, 556790), (494, 513960), (520, 488262), (570, 445432), (624, 406885), (741, 342640), (760, 334074), (780, 325508), (912, 278395), (988, 256980), (1040, 244131), (1140, 222716), (1235, 205584), (1482, 171320), (1520, 167037), (1560, 162754), (1976, 128490), (2280, 111358), (2470, 102792), (2964, 85660), (3120, 81377), (3705, 68528), (3952, 64245), (4283, 59280), (4560, 55679), (4940, 51396), (5928, 42830), (7410, 34264), (8566, 29640), (9880, 25698), (11856, 21415), (12849, 19760), (14820, 17132)]