19292520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 63504000

約数和(自身を除く): 44211480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 83, 104, 120, 130, 149, 156, 166, 195, 249, 260, 298, 312, 332, 390, 415, 447, 498, 520, 596, 664, 745, 780, 830, 894, 996, 1079, 1192, 1245, 1490, 1560, 1660, 1788, 1937, 1992, 2158, 2235, 2490, 2980, 3237, 3320, 3576, 3874, 4316, 4470, 4980, 5395, 5811, 5960, 6474, 7748, 8632, 8940, 9685, 9960, 10790, 11622, 12367, 12948, 15496, 16185, 17880, 19370, 21580, 23244, 24734, 25896, 29055, 32370, 37101, 38740, 43160, 46488, 49468, 58110, 61835, 64740, 74202, 77480, 98936, 116220, 123670, 129480, 148404, 160771, 185505, 232440, 247340, 296808, 321542, 371010, 482313, 494680, 643084, 742020, 803855, 964626, 1286168, 1484040, 1607710, 1929252, 2411565, 3215420, 3858504, 4823130, 6430840, 9646260, 19292520]

約数ペア:

[(1, 19292520), (2, 9646260), (3, 6430840), (4, 4823130), (5, 3858504), (6, 3215420), (8, 2411565), (10, 1929252), (12, 1607710), (13, 1484040), (15, 1286168), (20, 964626), (24, 803855), (26, 742020), (30, 643084), (39, 494680), (40, 482313), (52, 371010), (60, 321542), (65, 296808), (78, 247340), (83, 232440), (104, 185505), (120, 160771), (130, 148404), (149, 129480), (156, 123670), (166, 116220), (195, 98936), (249, 77480), (260, 74202), (298, 64740), (312, 61835), (332, 58110), (390, 49468), (415, 46488), (447, 43160), (498, 38740), (520, 37101), (596, 32370), (664, 29055), (745, 25896), (780, 24734), (830, 23244), (894, 21580), (996, 19370), (1079, 17880), (1192, 16185), (1245, 15496), (1490, 12948), (1560, 12367), (1660, 11622), (1788, 10790), (1937, 9960), (1992, 9685), (2158, 8940), (2235, 8632), (2490, 7748), (2980, 6474), (3237, 5960), (3320, 5811), (3576, 5395), (3874, 4980), (4316, 4470)]