18058140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 120

約数和(自身を含む): 57812832

約数和(自身を除く): 39754692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 157, 162, 180, 213, 270, 284, 314, 324, 355, 405, 426, 471, 540, 628, 639, 710, 785, 810, 852, 942, 1065, 1278, 1413, 1420, 1570, 1620, 1884, 1917, 2130, 2355, 2556, 2826, 3140, 3195, 3834, 4239, 4260, 4710, 5652, 5751, 6390, 7065, 7668, 8478, 9420, 9585, 11147, 11502, 12717, 12780, 14130, 16956, 19170, 21195, 22294, 23004, 25434, 28260, 28755, 33441, 38340, 42390, 44588, 50868, 55735, 57510, 63585, 66882, 84780, 100323, 111470, 115020, 127170, 133764, 167205, 200646, 222940, 254340, 300969, 334410, 401292, 501615, 601938, 668820, 902907, 1003230, 1203876, 1504845, 1805814, 2006460, 3009690, 3611628, 4514535, 6019380, 9029070, 18058140]

約数ペア:

[(1, 18058140), (2, 9029070), (3, 6019380), (4, 4514535), (5, 3611628), (6, 3009690), (9, 2006460), (10, 1805814), (12, 1504845), (15, 1203876), (18, 1003230), (20, 902907), (27, 668820), (30, 601938), (36, 501615), (45, 401292), (54, 334410), (60, 300969), (71, 254340), (81, 222940), (90, 200646), (108, 167205), (135, 133764), (142, 127170), (157, 115020), (162, 111470), (180, 100323), (213, 84780), (270, 66882), (284, 63585), (314, 57510), (324, 55735), (355, 50868), (405, 44588), (426, 42390), (471, 38340), (540, 33441), (628, 28755), (639, 28260), (710, 25434), (785, 23004), (810, 22294), (852, 21195), (942, 19170), (1065, 16956), (1278, 14130), (1413, 12780), (1420, 12717), (1570, 11502), (1620, 11147), (1884, 9585), (1917, 9420), (2130, 8478), (2355, 7668), (2556, 7065), (2826, 6390), (3140, 5751), (3195, 5652), (3834, 4710), (4239, 4260)]