784121440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1061}}^1$

素因数の和:1256

約数の個数: 96

約数和(自身を含む): 1926892800

約数和(自身を除く): 1142771360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 149, 155, 160, 248, 298, 310, 496, 596, 620, 745, 992, 1061, 1192, 1240, 1490, 2122, 2384, 2480, 2980, 4244, 4619, 4768, 4960, 5305, 5960, 8488, 9238, 10610, 11920, 16976, 18476, 21220, 23095, 23840, 32891, 33952, 36952, 42440, 46190, 65782, 73904, 84880, 92380, 131564, 147808, 158089, 164455, 169760, 184760, 263128, 316178, 328910, 369520, 526256, 632356, 657820, 739040, 790445, 1052512, 1264712, 1315640, 1580890, 2529424, 2631280, 3161780, 4900759, 5058848, 5262560, 6323560, 9801518, 12647120, 19603036, 24503795, 25294240, 39206072, 49007590, 78412144, 98015180, 156824288, 196030360, 392060720, 784121440]

約数ペア:

[(1, 784121440), (2, 392060720), (4, 196030360), (5, 156824288), (8, 98015180), (10, 78412144), (16, 49007590), (20, 39206072), (31, 25294240), (32, 24503795), (40, 19603036), (62, 12647120), (80, 9801518), (124, 6323560), (149, 5262560), (155, 5058848), (160, 4900759), (248, 3161780), (298, 2631280), (310, 2529424), (496, 1580890), (596, 1315640), (620, 1264712), (745, 1052512), (992, 790445), (1061, 739040), (1192, 657820), (1240, 632356), (1490, 526256), (2122, 369520), (2384, 328910), (2480, 316178), (2980, 263128), (4244, 184760), (4619, 169760), (4768, 164455), (4960, 158089), (5305, 147808), (5960, 131564), (8488, 92380), (9238, 84880), (10610, 73904), (11920, 65782), (16976, 46190), (18476, 42440), (21220, 36952), (23095, 33952), (23840, 32891)]