638391312

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{14827}}^1$

素因数の和:14877

約数の個数: 120

約数和(自身を含む): 2007829824

約数和(自身を除く): 1369438512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 36, 39, 46, 48, 52, 69, 72, 78, 92, 104, 117, 138, 144, 156, 184, 207, 208, 234, 276, 299, 312, 368, 414, 468, 552, 598, 624, 828, 897, 936, 1104, 1196, 1656, 1794, 1872, 2392, 2691, 3312, 3588, 4784, 5382, 7176, 10764, 14352, 14827, 21528, 29654, 43056, 44481, 59308, 88962, 118616, 133443, 177924, 192751, 237232, 266886, 341021, 355848, 385502, 533772, 578253, 682042, 711696, 771004, 1023063, 1067544, 1156506, 1364084, 1542008, 1734759, 2046126, 2135088, 2313012, 2728168, 3069189, 3084016, 3469518, 4092252, 4433273, 4626024, 5456336, 6138378, 6939036, 8184504, 8866546, 9252048, 12276756, 13299819, 13878072, 16369008, 17733092, 24553512, 26599638, 27756144, 35466184, 39899457, 49107024, 53199276, 70932368, 79798914, 106398552, 159597828, 212797104, 319195656, 638391312]

約数ペア:

[(1, 638391312), (2, 319195656), (3, 212797104), (4, 159597828), (6, 106398552), (8, 79798914), (9, 70932368), (12, 53199276), (13, 49107024), (16, 39899457), (18, 35466184), (23, 27756144), (24, 26599638), (26, 24553512), (36, 17733092), (39, 16369008), (46, 13878072), (48, 13299819), (52, 12276756), (69, 9252048), (72, 8866546), (78, 8184504), (92, 6939036), (104, 6138378), (117, 5456336), (138, 4626024), (144, 4433273), (156, 4092252), (184, 3469518), (207, 3084016), (208, 3069189), (234, 2728168), (276, 2313012), (299, 2135088), (312, 2046126), (368, 1734759), (414, 1542008), (468, 1364084), (552, 1156506), (598, 1067544), (624, 1023063), (828, 771004), (897, 711696), (936, 682042), (1104, 578253), (1196, 533772), (1656, 385502), (1794, 355848), (1872, 341021), (2392, 266886), (2691, 237232), (3312, 192751), (3588, 177924), (4784, 133443), (5382, 118616), (7176, 88962), (10764, 59308), (14352, 44481), (14827, 43056), (21528, 29654)]