251712064

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:516

約数の個数: 84

約数和(自身を含む): 548965120

約数和(自身を除く): 297253056

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 136, 248, 272, 289, 439, 496, 527, 544, 578, 878, 992, 1054, 1088, 1156, 1756, 1984, 2108, 2312, 3512, 4216, 4624, 7024, 7463, 8432, 8959, 9248, 13609, 14048, 14926, 16864, 17918, 18496, 27218, 28096, 29852, 33728, 35836, 54436, 59704, 71672, 108872, 119408, 126871, 143344, 217744, 231353, 238816, 253742, 286688, 435488, 462706, 477632, 507484, 573376, 870976, 925412, 1014968, 1850824, 2029936, 3701648, 3933001, 4059872, 7403296, 7866002, 8119744, 14806592, 15732004, 31464008, 62928016, 125856032, 251712064]

約数ペア:

[(1, 251712064), (2, 125856032), (4, 62928016), (8, 31464008), (16, 15732004), (17, 14806592), (31, 8119744), (32, 7866002), (34, 7403296), (62, 4059872), (64, 3933001), (68, 3701648), (124, 2029936), (136, 1850824), (248, 1014968), (272, 925412), (289, 870976), (439, 573376), (496, 507484), (527, 477632), (544, 462706), (578, 435488), (878, 286688), (992, 253742), (1054, 238816), (1088, 231353), (1156, 217744), (1756, 143344), (1984, 126871), (2108, 119408), (2312, 108872), (3512, 71672), (4216, 59704), (4624, 54436), (7024, 35836), (7463, 33728), (8432, 29852), (8959, 28096), (9248, 27218), (13609, 18496), (14048, 17918), (14926, 16864)]