154551320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 192

約数和(自身を含む): 460857600

約数和(自身を除く): 306306280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 88, 95, 110, 133, 139, 140, 152, 154, 190, 209, 220, 266, 278, 280, 308, 361, 380, 385, 418, 440, 532, 556, 616, 665, 695, 722, 760, 770, 836, 973, 1045, 1064, 1112, 1330, 1390, 1444, 1463, 1529, 1540, 1672, 1805, 1946, 2090, 2527, 2641, 2660, 2780, 2888, 2926, 3058, 3080, 3610, 3892, 3971, 4180, 4865, 5054, 5282, 5320, 5560, 5852, 6116, 7220, 7315, 7645, 7784, 7942, 8360, 9730, 10108, 10564, 10703, 11704, 12232, 12635, 13205, 14440, 14630, 15290, 15884, 18487, 19460, 19855, 20216, 21128, 21406, 25270, 26410, 27797, 29051, 29260, 30580, 31768, 36974, 38920, 39710, 42812, 50179, 50540, 52820, 53515, 55594, 58102, 58520, 61160, 73948, 79420, 85624, 92435, 100358, 101080, 105640, 107030, 111188, 116204, 138985, 145255, 147896, 158840, 184870, 200716, 203357, 214060, 222376, 232408, 250895, 277970, 290510, 351253, 369740, 401432, 406714, 428120, 501790, 551969, 555940, 581020, 702506, 739480, 813428, 1003580, 1016785, 1103938, 1111880, 1162040, 1405012, 1626856, 1756265, 2007160, 2033570, 2207876, 2759845, 2810024, 3512530, 3863783, 4067140, 4415752, 5519690, 7025060, 7727566, 8134280, 11039380, 14050120, 15455132, 19318915, 22078760, 30910264, 38637830, 77275660, 154551320]

約数ペア:

[(1, 154551320), (2, 77275660), (4, 38637830), (5, 30910264), (7, 22078760), (8, 19318915), (10, 15455132), (11, 14050120), (14, 11039380), (19, 8134280), (20, 7727566), (22, 7025060), (28, 5519690), (35, 4415752), (38, 4067140), (40, 3863783), (44, 3512530), (55, 2810024), (56, 2759845), (70, 2207876), (76, 2033570), (77, 2007160), (88, 1756265), (95, 1626856), (110, 1405012), (133, 1162040), (139, 1111880), (140, 1103938), (152, 1016785), (154, 1003580), (190, 813428), (209, 739480), (220, 702506), (266, 581020), (278, 555940), (280, 551969), (308, 501790), (361, 428120), (380, 406714), (385, 401432), (418, 369740), (440, 351253), (532, 290510), (556, 277970), (616, 250895), (665, 232408), (695, 222376), (722, 214060), (760, 203357), (770, 200716), (836, 184870), (973, 158840), (1045, 147896), (1064, 145255), (1112, 138985), (1330, 116204), (1390, 111188), (1444, 107030), (1463, 105640), (1529, 101080), (1540, 100358), (1672, 92435), (1805, 85624), (1946, 79420), (2090, 73948), (2527, 61160), (2641, 58520), (2660, 58102), (2780, 55594), (2888, 53515), (2926, 52820), (3058, 50540), (3080, 50179), (3610, 42812), (3892, 39710), (3971, 38920), (4180, 36974), (4865, 31768), (5054, 30580), (5282, 29260), (5320, 29051), (5560, 27797), (5852, 26410), (6116, 25270), (7220, 21406), (7315, 21128), (7645, 20216), (7784, 19855), (7942, 19460), (8360, 18487), (9730, 15884), (10108, 15290), (10564, 14630), (10703, 14440), (11704, 13205), (12232, 12635)]