19191300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 60746112

約数和(自身を除く): 41554812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 53, 60, 68, 71, 75, 85, 100, 102, 106, 142, 150, 159, 170, 204, 212, 213, 255, 265, 284, 300, 318, 340, 355, 425, 426, 510, 530, 636, 710, 795, 850, 852, 901, 1020, 1060, 1065, 1207, 1275, 1325, 1420, 1590, 1700, 1775, 1802, 2130, 2414, 2550, 2650, 2703, 3180, 3550, 3604, 3621, 3763, 3975, 4260, 4505, 4828, 5100, 5300, 5325, 5406, 6035, 7100, 7242, 7526, 7950, 9010, 10650, 10812, 11289, 12070, 13515, 14484, 15052, 15900, 18020, 18105, 18815, 21300, 22525, 22578, 24140, 27030, 30175, 36210, 37630, 45050, 45156, 54060, 56445, 60350, 63971, 67575, 72420, 75260, 90100, 90525, 94075, 112890, 120700, 127942, 135150, 181050, 188150, 191913, 225780, 255884, 270300, 282225, 319855, 362100, 376300, 383826, 564450, 639710, 767652, 959565, 1128900, 1279420, 1599275, 1919130, 3198550, 3838260, 4797825, 6397100, 9595650, 19191300]

約数ペア:

[(1, 19191300), (2, 9595650), (3, 6397100), (4, 4797825), (5, 3838260), (6, 3198550), (10, 1919130), (12, 1599275), (15, 1279420), (17, 1128900), (20, 959565), (25, 767652), (30, 639710), (34, 564450), (50, 383826), (51, 376300), (53, 362100), (60, 319855), (68, 282225), (71, 270300), (75, 255884), (85, 225780), (100, 191913), (102, 188150), (106, 181050), (142, 135150), (150, 127942), (159, 120700), (170, 112890), (204, 94075), (212, 90525), (213, 90100), (255, 75260), (265, 72420), (284, 67575), (300, 63971), (318, 60350), (340, 56445), (355, 54060), (425, 45156), (426, 45050), (510, 37630), (530, 36210), (636, 30175), (710, 27030), (795, 24140), (850, 22578), (852, 22525), (901, 21300), (1020, 18815), (1060, 18105), (1065, 18020), (1207, 15900), (1275, 15052), (1325, 14484), (1420, 13515), (1590, 12070), (1700, 11289), (1775, 10812), (1802, 10650), (2130, 9010), (2414, 7950), (2550, 7526), (2650, 7242), (2703, 7100), (3180, 6035), (3550, 5406), (3604, 5325), (3621, 5300), (3763, 5100), (3975, 4828), (4260, 4505)]