138739140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{359}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 448156800

約数和(自身を除く): 309417660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 113, 114, 171, 180, 190, 226, 228, 285, 339, 342, 359, 380, 452, 565, 570, 678, 684, 718, 855, 1017, 1077, 1130, 1140, 1356, 1436, 1695, 1710, 1795, 2034, 2147, 2154, 2260, 3231, 3390, 3420, 3590, 4068, 4294, 4308, 5085, 5385, 6441, 6462, 6780, 6821, 7180, 8588, 10170, 10735, 10770, 12882, 12924, 13642, 16155, 19323, 20340, 20463, 21470, 21540, 25764, 27284, 32205, 32310, 34105, 38646, 40567, 40926, 42940, 61389, 64410, 64620, 68210, 77292, 81134, 81852, 96615, 102315, 121701, 122778, 128820, 136420, 162268, 193230, 202835, 204630, 243402, 245556, 306945, 365103, 386460, 405670, 409260, 486804, 608505, 613890, 730206, 770773, 811340, 1217010, 1227780, 1460412, 1541546, 1825515, 2312319, 2434020, 3083092, 3651030, 3853865, 4624638, 6936957, 7302060, 7707730, 9249276, 11561595, 13873914, 15415460, 23123190, 27747828, 34684785, 46246380, 69369570, 138739140]

約数ペア:

[(1, 138739140), (2, 69369570), (3, 46246380), (4, 34684785), (5, 27747828), (6, 23123190), (9, 15415460), (10, 13873914), (12, 11561595), (15, 9249276), (18, 7707730), (19, 7302060), (20, 6936957), (30, 4624638), (36, 3853865), (38, 3651030), (45, 3083092), (57, 2434020), (60, 2312319), (76, 1825515), (90, 1541546), (95, 1460412), (113, 1227780), (114, 1217010), (171, 811340), (180, 770773), (190, 730206), (226, 613890), (228, 608505), (285, 486804), (339, 409260), (342, 405670), (359, 386460), (380, 365103), (452, 306945), (565, 245556), (570, 243402), (678, 204630), (684, 202835), (718, 193230), (855, 162268), (1017, 136420), (1077, 128820), (1130, 122778), (1140, 121701), (1356, 102315), (1436, 96615), (1695, 81852), (1710, 81134), (1795, 77292), (2034, 68210), (2147, 64620), (2154, 64410), (2260, 61389), (3231, 42940), (3390, 40926), (3420, 40567), (3590, 38646), (4068, 34105), (4294, 32310), (4308, 32205), (5085, 27284), (5385, 25764), (6441, 21540), (6462, 21470), (6780, 20463), (6821, 20340), (7180, 19323), (8588, 16155), (10170, 13642), (10735, 12924), (10770, 12882)]