611643120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1213}}^1$

素因数の和:1431

約数の個数: 160

約数和(自身を含む): 2081009664

約数和(自身を除く): 1469366544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 191, 220, 240, 264, 330, 382, 440, 528, 573, 660, 764, 880, 955, 1146, 1213, 1320, 1528, 1910, 2101, 2292, 2426, 2640, 2865, 3056, 3639, 3820, 4202, 4584, 4852, 5730, 6065, 6303, 7278, 7640, 8404, 9168, 9704, 10505, 11460, 12130, 12606, 13343, 14556, 15280, 16808, 18195, 19408, 21010, 22920, 24260, 25212, 26686, 29112, 31515, 33616, 36390, 40029, 42020, 45840, 48520, 50424, 53372, 58224, 63030, 66715, 72780, 80058, 84040, 97040, 100848, 106744, 126060, 133430, 145560, 160116, 168080, 200145, 213488, 231683, 252120, 266860, 291120, 320232, 400290, 463366, 504240, 533720, 640464, 695049, 800580, 926732, 1067440, 1158415, 1390098, 1601160, 1853464, 2316830, 2548513, 2780196, 3202320, 3475245, 3706928, 4633660, 5097026, 5560392, 6950490, 7645539, 9267320, 10194052, 11120784, 12742565, 13900980, 15291078, 18534640, 20388104, 25485130, 27801960, 30582156, 38227695, 40776208, 50970260, 55603920, 61164312, 76455390, 101940520, 122328624, 152910780, 203881040, 305821560, 611643120]

約数ペア:

[(1, 611643120), (2, 305821560), (3, 203881040), (4, 152910780), (5, 122328624), (6, 101940520), (8, 76455390), (10, 61164312), (11, 55603920), (12, 50970260), (15, 40776208), (16, 38227695), (20, 30582156), (22, 27801960), (24, 25485130), (30, 20388104), (33, 18534640), (40, 15291078), (44, 13900980), (48, 12742565), (55, 11120784), (60, 10194052), (66, 9267320), (80, 7645539), (88, 6950490), (110, 5560392), (120, 5097026), (132, 4633660), (165, 3706928), (176, 3475245), (191, 3202320), (220, 2780196), (240, 2548513), (264, 2316830), (330, 1853464), (382, 1601160), (440, 1390098), (528, 1158415), (573, 1067440), (660, 926732), (764, 800580), (880, 695049), (955, 640464), (1146, 533720), (1213, 504240), (1320, 463366), (1528, 400290), (1910, 320232), (2101, 291120), (2292, 266860), (2426, 252120), (2640, 231683), (2865, 213488), (3056, 200145), (3639, 168080), (3820, 160116), (4202, 145560), (4584, 133430), (4852, 126060), (5730, 106744), (6065, 100848), (6303, 97040), (7278, 84040), (7640, 80058), (8404, 72780), (9168, 66715), (9704, 63030), (10505, 58224), (11460, 53372), (12130, 50424), (12606, 48520), (13343, 45840), (14556, 42020), (15280, 40029), (16808, 36390), (18195, 33616), (19408, 31515), (21010, 29112), (22920, 26686), (24260, 25212)]