78009912

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:322

約数の個数: 128

約数和(自身を含む): 228729600

約数和(自身を除く): 150719688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 43, 54, 72, 74, 86, 108, 111, 129, 148, 172, 216, 222, 227, 258, 296, 333, 344, 387, 444, 454, 516, 666, 681, 774, 888, 908, 999, 1032, 1161, 1332, 1362, 1548, 1591, 1816, 1998, 2043, 2322, 2664, 2724, 3096, 3182, 3996, 4086, 4644, 4773, 5448, 6129, 6364, 7992, 8172, 8399, 9288, 9546, 9761, 12258, 12728, 14319, 16344, 16798, 19092, 19522, 24516, 25197, 28638, 29283, 33596, 38184, 39044, 42957, 49032, 50394, 57276, 58566, 67192, 75591, 78088, 85914, 87849, 100788, 114552, 117132, 151182, 171828, 175698, 201576, 226773, 234264, 263547, 302364, 343656, 351396, 361157, 453546, 527094, 604728, 702792, 722314, 907092, 1054188, 1083471, 1444628, 1814184, 2108376, 2166942, 2889256, 3250413, 4333884, 6500826, 8667768, 9751239, 13001652, 19502478, 26003304, 39004956, 78009912]

約数ペア:

[(1, 78009912), (2, 39004956), (3, 26003304), (4, 19502478), (6, 13001652), (8, 9751239), (9, 8667768), (12, 6500826), (18, 4333884), (24, 3250413), (27, 2889256), (36, 2166942), (37, 2108376), (43, 1814184), (54, 1444628), (72, 1083471), (74, 1054188), (86, 907092), (108, 722314), (111, 702792), (129, 604728), (148, 527094), (172, 453546), (216, 361157), (222, 351396), (227, 343656), (258, 302364), (296, 263547), (333, 234264), (344, 226773), (387, 201576), (444, 175698), (454, 171828), (516, 151182), (666, 117132), (681, 114552), (774, 100788), (888, 87849), (908, 85914), (999, 78088), (1032, 75591), (1161, 67192), (1332, 58566), (1362, 57276), (1548, 50394), (1591, 49032), (1816, 42957), (1998, 39044), (2043, 38184), (2322, 33596), (2664, 29283), (2724, 28638), (3096, 25197), (3182, 24516), (3996, 19522), (4086, 19092), (4644, 16798), (4773, 16344), (5448, 14319), (6129, 12728), (6364, 12258), (7992, 9761), (8172, 9546), (8399, 9288)]