212907312

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{25939}}^1$

素因数の和:25975

約数の個数: 80

約数和(自身を含む): 643312000

約数和(自身を除く): 430404688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 144, 152, 171, 216, 228, 304, 342, 432, 456, 513, 684, 912, 1026, 1368, 2052, 2736, 4104, 8208, 25939, 51878, 77817, 103756, 155634, 207512, 233451, 311268, 415024, 466902, 492841, 622536, 700353, 933804, 985682, 1245072, 1400706, 1478523, 1867608, 1971364, 2801412, 2957046, 3735216, 3942728, 4435569, 5602824, 5914092, 7885456, 8871138, 11205648, 11828184, 13306707, 17742276, 23656368, 26613414, 35484552, 53226828, 70969104, 106453656, 212907312]

約数ペア:

[(1, 212907312), (2, 106453656), (3, 70969104), (4, 53226828), (6, 35484552), (8, 26613414), (9, 23656368), (12, 17742276), (16, 13306707), (18, 11828184), (19, 11205648), (24, 8871138), (27, 7885456), (36, 5914092), (38, 5602824), (48, 4435569), (54, 3942728), (57, 3735216), (72, 2957046), (76, 2801412), (108, 1971364), (114, 1867608), (144, 1478523), (152, 1400706), (171, 1245072), (216, 985682), (228, 933804), (304, 700353), (342, 622536), (432, 492841), (456, 466902), (513, 415024), (684, 311268), (912, 233451), (1026, 207512), (1368, 155634), (2052, 103756), (2736, 77817), (4104, 51878), (8208, 25939)]