212895488

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 500665536

約数和(自身を除く): 287770048

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 53, 64, 68, 71, 104, 106, 128, 136, 142, 208, 212, 221, 256, 272, 284, 416, 424, 442, 544, 568, 689, 832, 848, 884, 901, 923, 1088, 1136, 1207, 1378, 1664, 1696, 1768, 1802, 1846, 2176, 2272, 2414, 2756, 3328, 3392, 3536, 3604, 3692, 3763, 4352, 4544, 4828, 5512, 6784, 7072, 7208, 7384, 7526, 9088, 9656, 11024, 11713, 13568, 14144, 14416, 14768, 15052, 15691, 18176, 19312, 22048, 23426, 28288, 28832, 29536, 30104, 31382, 38624, 44096, 46852, 48919, 56576, 57664, 59072, 60208, 62764, 63971, 77248, 88192, 93704, 97838, 115328, 118144, 120416, 125528, 127942, 154496, 176384, 187408, 195676, 230656, 236288, 240832, 251056, 255884, 308992, 374816, 391352, 481664, 502112, 511768, 749632, 782704, 831623, 963328, 1004224, 1023536, 1499264, 1565408, 1663246, 2008448, 2047072, 2998528, 3130816, 3326492, 4016896, 4094144, 6261632, 6652984, 8188288, 12523264, 13305968, 16376576, 26611936, 53223872, 106447744, 212895488]

約数ペア:

[(1, 212895488), (2, 106447744), (4, 53223872), (8, 26611936), (13, 16376576), (16, 13305968), (17, 12523264), (26, 8188288), (32, 6652984), (34, 6261632), (52, 4094144), (53, 4016896), (64, 3326492), (68, 3130816), (71, 2998528), (104, 2047072), (106, 2008448), (128, 1663246), (136, 1565408), (142, 1499264), (208, 1023536), (212, 1004224), (221, 963328), (256, 831623), (272, 782704), (284, 749632), (416, 511768), (424, 502112), (442, 481664), (544, 391352), (568, 374816), (689, 308992), (832, 255884), (848, 251056), (884, 240832), (901, 236288), (923, 230656), (1088, 195676), (1136, 187408), (1207, 176384), (1378, 154496), (1664, 127942), (1696, 125528), (1768, 120416), (1802, 118144), (1846, 115328), (2176, 97838), (2272, 93704), (2414, 88192), (2756, 77248), (3328, 63971), (3392, 62764), (3536, 60208), (3604, 59072), (3692, 57664), (3763, 56576), (4352, 48919), (4544, 46852), (4828, 44096), (5512, 38624), (6784, 31382), (7072, 30104), (7208, 29536), (7384, 28832), (7526, 28288), (9088, 23426), (9656, 22048), (11024, 19312), (11713, 18176), (13568, 15691), (14144, 15052), (14416, 14768)]