247213120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:241

約数の個数: 224

約数和(自身を含む): 749076480

約数和(自身を除く): 501863360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 79, 80, 88, 110, 112, 127, 140, 154, 158, 160, 176, 220, 224, 254, 280, 308, 316, 320, 352, 385, 395, 440, 448, 508, 553, 560, 616, 632, 635, 704, 770, 790, 869, 880, 889, 1016, 1106, 1120, 1232, 1264, 1270, 1397, 1540, 1580, 1738, 1760, 1778, 2032, 2212, 2240, 2464, 2528, 2540, 2765, 2794, 3080, 3160, 3476, 3520, 3556, 4064, 4345, 4424, 4445, 4928, 5056, 5080, 5530, 5588, 6083, 6160, 6320, 6952, 6985, 7112, 8128, 8690, 8848, 8890, 9779, 10033, 10160, 11060, 11176, 12166, 12320, 12640, 13904, 13970, 14224, 17380, 17696, 17780, 19558, 20066, 20320, 22120, 22352, 24332, 24640, 25280, 27808, 27940, 28448, 30415, 34760, 35392, 35560, 39116, 40132, 40640, 44240, 44704, 48664, 48895, 50165, 55616, 55880, 56896, 60830, 69520, 70231, 71120, 78232, 80264, 88480, 89408, 97328, 97790, 100330, 110363, 111760, 121660, 139040, 140462, 142240, 156464, 160528, 176960, 194656, 195580, 200660, 220726, 223520, 243320, 278080, 280924, 284480, 312928, 321056, 351155, 389312, 391160, 401320, 441452, 447040, 486640, 551815, 561848, 625856, 642112, 702310, 772541, 782320, 802640, 882904, 973280, 1103630, 1123696, 1404620, 1545082, 1564640, 1605280, 1765808, 1946560, 2207260, 2247392, 2809240, 3090164, 3129280, 3210560, 3531616, 3862705, 4414520, 4494784, 5618480, 6180328, 7063232, 7725410, 8829040, 11236960, 12360656, 15450820, 17658080, 22473920, 24721312, 30901640, 35316160, 49442624, 61803280, 123606560, 247213120]

約数ペア:

[(1, 247213120), (2, 123606560), (4, 61803280), (5, 49442624), (7, 35316160), (8, 30901640), (10, 24721312), (11, 22473920), (14, 17658080), (16, 15450820), (20, 12360656), (22, 11236960), (28, 8829040), (32, 7725410), (35, 7063232), (40, 6180328), (44, 5618480), (55, 4494784), (56, 4414520), (64, 3862705), (70, 3531616), (77, 3210560), (79, 3129280), (80, 3090164), (88, 2809240), (110, 2247392), (112, 2207260), (127, 1946560), (140, 1765808), (154, 1605280), (158, 1564640), (160, 1545082), (176, 1404620), (220, 1123696), (224, 1103630), (254, 973280), (280, 882904), (308, 802640), (316, 782320), (320, 772541), (352, 702310), (385, 642112), (395, 625856), (440, 561848), (448, 551815), (508, 486640), (553, 447040), (560, 441452), (616, 401320), (632, 391160), (635, 389312), (704, 351155), (770, 321056), (790, 312928), (869, 284480), (880, 280924), (889, 278080), (1016, 243320), (1106, 223520), (1120, 220726), (1232, 200660), (1264, 195580), (1270, 194656), (1397, 176960), (1540, 160528), (1580, 156464), (1738, 142240), (1760, 140462), (1778, 139040), (2032, 121660), (2212, 111760), (2240, 110363), (2464, 100330), (2528, 97790), (2540, 97328), (2765, 89408), (2794, 88480), (3080, 80264), (3160, 78232), (3476, 71120), (3520, 70231), (3556, 69520), (4064, 60830), (4345, 56896), (4424, 55880), (4445, 55616), (4928, 50165), (5056, 48895), (5080, 48664), (5530, 44704), (5588, 44240), (6083, 40640), (6160, 40132), (6320, 39116), (6952, 35560), (6985, 35392), (7112, 34760), (8128, 30415), (8690, 28448), (8848, 27940), (8890, 27808), (9779, 25280), (10033, 24640), (10160, 24332), (11060, 22352), (11176, 22120), (12166, 20320), (12320, 20066), (12640, 19558), (13904, 17780), (13970, 17696), (14224, 17380)]