251784720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10597}}^1$

素因数の和:10630

約数の個数: 160

約数和(自身を含む): 946189440

約数和(自身を除く): 694404720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3960, 4752, 5940, 7920, 10597, 11880, 21194, 23760, 31791, 42388, 52985, 63582, 84776, 95373, 105970, 116567, 127164, 158955, 169552, 190746, 211940, 233134, 254328, 286119, 317910, 349701, 381492, 423880, 466268, 476865, 508656, 572238, 582835, 635820, 699402, 762984, 847760, 932536, 953730, 1049103, 1144476, 1165670, 1271640, 1398804, 1430595, 1525968, 1748505, 1865072, 1907460, 2098206, 2288952, 2331340, 2543280, 2797608, 2861190, 3147309, 3497010, 3814920, 4196412, 4577904, 4662680, 5245515, 5595216, 5722380, 6294618, 6994020, 7629840, 8392824, 9325360, 10491030, 11444760, 12589236, 13988040, 15736545, 16785648, 20982060, 22889520, 25178472, 27976080, 31473090, 41964120, 50356944, 62946180, 83928240, 125892360, 251784720]

約数ペア:

[(1, 251784720), (2, 125892360), (3, 83928240), (4, 62946180), (5, 50356944), (6, 41964120), (8, 31473090), (9, 27976080), (10, 25178472), (11, 22889520), (12, 20982060), (15, 16785648), (16, 15736545), (18, 13988040), (20, 12589236), (22, 11444760), (24, 10491030), (27, 9325360), (30, 8392824), (33, 7629840), (36, 6994020), (40, 6294618), (44, 5722380), (45, 5595216), (48, 5245515), (54, 4662680), (55, 4577904), (60, 4196412), (66, 3814920), (72, 3497010), (80, 3147309), (88, 2861190), (90, 2797608), (99, 2543280), (108, 2331340), (110, 2288952), (120, 2098206), (132, 1907460), (135, 1865072), (144, 1748505), (165, 1525968), (176, 1430595), (180, 1398804), (198, 1271640), (216, 1165670), (220, 1144476), (240, 1049103), (264, 953730), (270, 932536), (297, 847760), (330, 762984), (360, 699402), (396, 635820), (432, 582835), (440, 572238), (495, 508656), (528, 476865), (540, 466268), (594, 423880), (660, 381492), (720, 349701), (792, 317910), (880, 286119), (990, 254328), (1080, 233134), (1188, 211940), (1320, 190746), (1485, 169552), (1584, 158955), (1980, 127164), (2160, 116567), (2376, 105970), (2640, 95373), (2970, 84776), (3960, 63582), (4752, 52985), (5940, 42388), (7920, 31791), (10597, 23760), (11880, 21194)]