221130480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:311

約数の個数: 160

約数和(自身を含む): 707097600

約数和(自身を除く): 485967120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 107, 109, 120, 158, 214, 218, 237, 240, 316, 321, 327, 395, 428, 436, 474, 535, 545, 632, 642, 654, 790, 856, 872, 948, 1070, 1090, 1185, 1264, 1284, 1308, 1580, 1605, 1635, 1712, 1744, 1896, 2140, 2180, 2370, 2568, 2616, 3160, 3210, 3270, 3792, 4280, 4360, 4740, 5136, 5232, 6320, 6420, 6540, 8453, 8560, 8611, 8720, 9480, 11663, 12840, 13080, 16906, 17222, 18960, 23326, 25359, 25680, 25833, 26160, 33812, 34444, 34989, 42265, 43055, 46652, 50718, 51666, 58315, 67624, 68888, 69978, 84530, 86110, 93304, 101436, 103332, 116630, 126795, 129165, 135248, 137776, 139956, 169060, 172220, 174945, 186608, 202872, 206664, 233260, 253590, 258330, 279912, 338120, 344440, 349890, 405744, 413328, 466520, 507180, 516660, 559824, 676240, 688880, 699780, 921377, 933040, 1014360, 1033320, 1399560, 1842754, 2028720, 2066640, 2764131, 2799120, 3685508, 4606885, 5528262, 7371016, 9213770, 11056524, 13820655, 14742032, 18427540, 22113048, 27641310, 36855080, 44226096, 55282620, 73710160, 110565240, 221130480]

約数ペア:

[(1, 221130480), (2, 110565240), (3, 73710160), (4, 55282620), (5, 44226096), (6, 36855080), (8, 27641310), (10, 22113048), (12, 18427540), (15, 14742032), (16, 13820655), (20, 11056524), (24, 9213770), (30, 7371016), (40, 5528262), (48, 4606885), (60, 3685508), (79, 2799120), (80, 2764131), (107, 2066640), (109, 2028720), (120, 1842754), (158, 1399560), (214, 1033320), (218, 1014360), (237, 933040), (240, 921377), (316, 699780), (321, 688880), (327, 676240), (395, 559824), (428, 516660), (436, 507180), (474, 466520), (535, 413328), (545, 405744), (632, 349890), (642, 344440), (654, 338120), (790, 279912), (856, 258330), (872, 253590), (948, 233260), (1070, 206664), (1090, 202872), (1185, 186608), (1264, 174945), (1284, 172220), (1308, 169060), (1580, 139956), (1605, 137776), (1635, 135248), (1712, 129165), (1744, 126795), (1896, 116630), (2140, 103332), (2180, 101436), (2370, 93304), (2568, 86110), (2616, 84530), (3160, 69978), (3210, 68888), (3270, 67624), (3792, 58315), (4280, 51666), (4360, 50718), (4740, 46652), (5136, 43055), (5232, 42265), (6320, 34989), (6420, 34444), (6540, 33812), (8453, 26160), (8560, 25833), (8611, 25680), (8720, 25359), (9480, 23326), (11663, 18960), (12840, 17222), (13080, 16906)]