208172640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:561

約数の個数: 192

約数和(自身を含む): 717425856

約数和(自身を除く): 509253216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 73, 78, 80, 96, 104, 120, 130, 146, 156, 160, 195, 208, 219, 240, 260, 292, 312, 365, 390, 416, 438, 457, 480, 520, 584, 624, 730, 780, 876, 914, 949, 1040, 1095, 1168, 1248, 1371, 1460, 1560, 1752, 1828, 1898, 2080, 2190, 2285, 2336, 2742, 2847, 2920, 3120, 3504, 3656, 3796, 4380, 4570, 4745, 5484, 5694, 5840, 5941, 6240, 6855, 7008, 7312, 7592, 8760, 9140, 9490, 10968, 11388, 11680, 11882, 13710, 14235, 14624, 15184, 17520, 17823, 18280, 18980, 21936, 22776, 23764, 27420, 28470, 29705, 30368, 33361, 35040, 35646, 36560, 37960, 43872, 45552, 47528, 54840, 56940, 59410, 66722, 71292, 73120, 75920, 89115, 91104, 95056, 100083, 109680, 113880, 118820, 133444, 142584, 151840, 166805, 178230, 190112, 200166, 219360, 227760, 237640, 266888, 285168, 333610, 356460, 400332, 433693, 455520, 475280, 500415, 533776, 570336, 667220, 712920, 800664, 867386, 950560, 1000830, 1067552, 1301079, 1334440, 1425840, 1601328, 1734772, 2001660, 2168465, 2602158, 2668880, 2851680, 3202656, 3469544, 4003320, 4336930, 5204316, 5337760, 6505395, 6939088, 8006640, 8673860, 10408632, 13010790, 13878176, 16013280, 17347720, 20817264, 26021580, 34695440, 41634528, 52043160, 69390880, 104086320, 208172640]

約数ペア:

[(1, 208172640), (2, 104086320), (3, 69390880), (4, 52043160), (5, 41634528), (6, 34695440), (8, 26021580), (10, 20817264), (12, 17347720), (13, 16013280), (15, 13878176), (16, 13010790), (20, 10408632), (24, 8673860), (26, 8006640), (30, 6939088), (32, 6505395), (39, 5337760), (40, 5204316), (48, 4336930), (52, 4003320), (60, 3469544), (65, 3202656), (73, 2851680), (78, 2668880), (80, 2602158), (96, 2168465), (104, 2001660), (120, 1734772), (130, 1601328), (146, 1425840), (156, 1334440), (160, 1301079), (195, 1067552), (208, 1000830), (219, 950560), (240, 867386), (260, 800664), (292, 712920), (312, 667220), (365, 570336), (390, 533776), (416, 500415), (438, 475280), (457, 455520), (480, 433693), (520, 400332), (584, 356460), (624, 333610), (730, 285168), (780, 266888), (876, 237640), (914, 227760), (949, 219360), (1040, 200166), (1095, 190112), (1168, 178230), (1248, 166805), (1371, 151840), (1460, 142584), (1560, 133444), (1752, 118820), (1828, 113880), (1898, 109680), (2080, 100083), (2190, 95056), (2285, 91104), (2336, 89115), (2742, 75920), (2847, 73120), (2920, 71292), (3120, 66722), (3504, 59410), (3656, 56940), (3796, 54840), (4380, 47528), (4570, 45552), (4745, 43872), (5484, 37960), (5694, 36560), (5840, 35646), (5941, 35040), (6240, 33361), (6855, 30368), (7008, 29705), (7312, 28470), (7592, 27420), (8760, 23764), (9140, 22776), (9490, 21936), (10968, 18980), (11388, 18280), (11680, 17823), (11882, 17520), (13710, 15184), (14235, 14624)]