2198175280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{18089}}^1$

素因数の和:18147

約数の個数: 120

約数和(自身を含む): 6137285760

約数和(自身を除く): 3939110480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 2480, 3038, 3472, 3920, 4340, 6076, 7595, 8680, 12152, 15190, 17360, 18089, 24304, 30380, 36178, 60760, 72356, 90445, 121520, 126623, 144712, 180890, 253246, 289424, 361780, 506492, 560759, 633115, 723560, 886361, 1012984, 1121518, 1266230, 1447120, 1772722, 2025968, 2243036, 2532460, 2803795, 3545444, 3925313, 4431805, 4486072, 5064920, 5607590, 7090888, 7850626, 8863610, 8972144, 10129840, 11215180, 14181776, 15701252, 17727220, 19626565, 22430360, 27477191, 31402504, 35454440, 39253130, 44860720, 54954382, 62805008, 70908880, 78506260, 109908764, 137385955, 157012520, 219817528, 274771910, 314025040, 439635056, 549543820, 1099087640, 2198175280]

約数ペア:

[(1, 2198175280), (2, 1099087640), (4, 549543820), (5, 439635056), (7, 314025040), (8, 274771910), (10, 219817528), (14, 157012520), (16, 137385955), (20, 109908764), (28, 78506260), (31, 70908880), (35, 62805008), (40, 54954382), (49, 44860720), (56, 39253130), (62, 35454440), (70, 31402504), (80, 27477191), (98, 22430360), (112, 19626565), (124, 17727220), (140, 15701252), (155, 14181776), (196, 11215180), (217, 10129840), (245, 8972144), (248, 8863610), (280, 7850626), (310, 7090888), (392, 5607590), (434, 5064920), (490, 4486072), (496, 4431805), (560, 3925313), (620, 3545444), (784, 2803795), (868, 2532460), (980, 2243036), (1085, 2025968), (1240, 1772722), (1519, 1447120), (1736, 1266230), (1960, 1121518), (2170, 1012984), (2480, 886361), (3038, 723560), (3472, 633115), (3920, 560759), (4340, 506492), (6076, 361780), (7595, 289424), (8680, 253246), (12152, 180890), (15190, 144712), (17360, 126623), (18089, 121520), (24304, 90445), (30380, 72356), (36178, 60760)]