239973720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12421}}^1$

素因数の和:12465

約数の個数: 128

約数和(自身を含む): 858608640

約数和(自身を除く): 618634920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 9660, 12421, 19320, 24842, 37263, 49684, 62105, 74526, 86947, 99368, 124210, 149052, 173894, 186315, 248420, 260841, 285683, 298104, 347788, 372630, 434735, 496840, 521682, 571366, 695576, 745260, 857049, 869470, 1043364, 1142732, 1304205, 1428415, 1490520, 1714098, 1738940, 1999781, 2086728, 2285464, 2608410, 2856830, 3428196, 3477880, 3999562, 4285245, 5216820, 5713660, 5999343, 6856392, 7999124, 8570490, 9998905, 10433640, 11427320, 11998686, 15998248, 17140980, 19997810, 23997372, 29996715, 34281960, 39995620, 47994744, 59993430, 79991240, 119986860, 239973720]

約数ペア:

[(1, 239973720), (2, 119986860), (3, 79991240), (4, 59993430), (5, 47994744), (6, 39995620), (7, 34281960), (8, 29996715), (10, 23997372), (12, 19997810), (14, 17140980), (15, 15998248), (20, 11998686), (21, 11427320), (23, 10433640), (24, 9998905), (28, 8570490), (30, 7999124), (35, 6856392), (40, 5999343), (42, 5713660), (46, 5216820), (56, 4285245), (60, 3999562), (69, 3477880), (70, 3428196), (84, 2856830), (92, 2608410), (105, 2285464), (115, 2086728), (120, 1999781), (138, 1738940), (140, 1714098), (161, 1490520), (168, 1428415), (184, 1304205), (210, 1142732), (230, 1043364), (276, 869470), (280, 857049), (322, 745260), (345, 695576), (420, 571366), (460, 521682), (483, 496840), (552, 434735), (644, 372630), (690, 347788), (805, 298104), (840, 285683), (920, 260841), (966, 248420), (1288, 186315), (1380, 173894), (1610, 149052), (1932, 124210), (2415, 99368), (2760, 86947), (3220, 74526), (3864, 62105), (4830, 49684), (6440, 37263), (9660, 24842), (12421, 19320)]