19184040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 66908160

約数和(自身を除く): 47724120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 191, 216, 248, 270, 279, 310, 324, 360, 372, 382, 405, 465, 540, 558, 573, 620, 648, 744, 764, 810, 837, 930, 955, 1080, 1116, 1146, 1240, 1395, 1528, 1620, 1674, 1719, 1860, 1910, 2232, 2292, 2511, 2790, 2865, 3240, 3348, 3438, 3720, 3820, 4185, 4584, 5022, 5157, 5580, 5730, 5921, 6696, 6876, 7640, 8370, 8595, 10044, 10314, 11160, 11460, 11842, 12555, 13752, 15471, 16740, 17190, 17763, 20088, 20628, 22920, 23684, 25110, 25785, 29605, 30942, 33480, 34380, 35526, 41256, 47368, 50220, 51570, 53289, 59210, 61884, 68760, 71052, 77355, 88815, 100440, 103140, 106578, 118420, 123768, 142104, 154710, 159867, 177630, 206280, 213156, 236840, 266445, 309420, 319734, 355260, 426312, 479601, 532890, 618840, 639468, 710520, 799335, 959202, 1065780, 1278936, 1598670, 1918404, 2131560, 2398005, 3197340, 3836808, 4796010, 6394680, 9592020, 19184040]

約数ペア:

[(1, 19184040), (2, 9592020), (3, 6394680), (4, 4796010), (5, 3836808), (6, 3197340), (8, 2398005), (9, 2131560), (10, 1918404), (12, 1598670), (15, 1278936), (18, 1065780), (20, 959202), (24, 799335), (27, 710520), (30, 639468), (31, 618840), (36, 532890), (40, 479601), (45, 426312), (54, 355260), (60, 319734), (62, 309420), (72, 266445), (81, 236840), (90, 213156), (93, 206280), (108, 177630), (120, 159867), (124, 154710), (135, 142104), (155, 123768), (162, 118420), (180, 106578), (186, 103140), (191, 100440), (216, 88815), (248, 77355), (270, 71052), (279, 68760), (310, 61884), (324, 59210), (360, 53289), (372, 51570), (382, 50220), (405, 47368), (465, 41256), (540, 35526), (558, 34380), (573, 33480), (620, 30942), (648, 29605), (744, 25785), (764, 25110), (810, 23684), (837, 22920), (930, 20628), (955, 20088), (1080, 17763), (1116, 17190), (1146, 16740), (1240, 15471), (1395, 13752), (1528, 12555), (1620, 11842), (1674, 11460), (1719, 11160), (1860, 10314), (1910, 10044), (2232, 8595), (2292, 8370), (2511, 7640), (2790, 6876), (2865, 6696), (3240, 5921), (3348, 5730), (3438, 5580), (3720, 5157), (3820, 5022), (4185, 4584)]