72054450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 212252040

約数和(自身を除く): 140197590

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 109, 113, 117, 130, 150, 195, 218, 225, 226, 234, 325, 327, 339, 390, 450, 545, 565, 585, 650, 654, 678, 975, 981, 1017, 1090, 1130, 1170, 1417, 1469, 1635, 1695, 1950, 1962, 2034, 2725, 2825, 2834, 2925, 2938, 3270, 3390, 4251, 4407, 4905, 5085, 5450, 5650, 5850, 7085, 7345, 8175, 8475, 8502, 8814, 9810, 10170, 12317, 12753, 13221, 14170, 14690, 16350, 16950, 21255, 22035, 24525, 24634, 25425, 25506, 26442, 35425, 36725, 36951, 42510, 44070, 49050, 50850, 61585, 63765, 66105, 70850, 73450, 73902, 106275, 110175, 110853, 123170, 127530, 132210, 160121, 184755, 212550, 220350, 221706, 307925, 318825, 320242, 330525, 369510, 480363, 554265, 615850, 637650, 661050, 800605, 923775, 960726, 1108530, 1441089, 1601210, 1847550, 2401815, 2771325, 2882178, 4003025, 4803630, 5542650, 7205445, 8006050, 12009075, 14410890, 24018150, 36027225, 72054450]

約数ペア:

[(1, 72054450), (2, 36027225), (3, 24018150), (5, 14410890), (6, 12009075), (9, 8006050), (10, 7205445), (13, 5542650), (15, 4803630), (18, 4003025), (25, 2882178), (26, 2771325), (30, 2401815), (39, 1847550), (45, 1601210), (50, 1441089), (65, 1108530), (75, 960726), (78, 923775), (90, 800605), (109, 661050), (113, 637650), (117, 615850), (130, 554265), (150, 480363), (195, 369510), (218, 330525), (225, 320242), (226, 318825), (234, 307925), (325, 221706), (327, 220350), (339, 212550), (390, 184755), (450, 160121), (545, 132210), (565, 127530), (585, 123170), (650, 110853), (654, 110175), (678, 106275), (975, 73902), (981, 73450), (1017, 70850), (1090, 66105), (1130, 63765), (1170, 61585), (1417, 50850), (1469, 49050), (1635, 44070), (1695, 42510), (1950, 36951), (1962, 36725), (2034, 35425), (2725, 26442), (2825, 25506), (2834, 25425), (2925, 24634), (2938, 24525), (3270, 22035), (3390, 21255), (4251, 16950), (4407, 16350), (4905, 14690), (5085, 14170), (5450, 13221), (5650, 12753), (5850, 12317), (7085, 10170), (7345, 9810), (8175, 8814), (8475, 8502)]