178840480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:279

約数の個数: 192

約数和(自身を含む): 530385408

約数和(自身を除く): 351544928

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 71, 80, 91, 104, 112, 130, 140, 142, 160, 173, 182, 208, 224, 260, 280, 284, 346, 355, 364, 416, 455, 497, 520, 560, 568, 692, 710, 728, 865, 910, 923, 994, 1040, 1120, 1136, 1211, 1384, 1420, 1456, 1730, 1820, 1846, 1988, 2080, 2249, 2272, 2422, 2485, 2768, 2840, 2912, 3460, 3640, 3692, 3976, 4498, 4615, 4844, 4970, 5536, 5680, 6055, 6461, 6920, 7280, 7384, 7952, 8996, 9230, 9688, 9940, 11245, 11360, 12110, 12283, 12922, 13840, 14560, 14768, 15743, 15904, 17992, 18460, 19376, 19880, 22490, 24220, 24566, 25844, 27680, 29536, 31486, 32305, 35984, 36920, 38752, 39760, 44980, 48440, 49132, 51688, 61415, 62972, 64610, 71968, 73840, 78715, 79520, 85981, 89960, 96880, 98264, 103376, 122830, 125944, 129220, 147680, 157430, 159679, 171962, 179920, 193760, 196528, 206752, 245660, 251888, 258440, 314860, 319358, 343924, 359840, 393056, 429905, 491320, 503776, 516880, 629720, 638716, 687848, 798395, 859810, 982640, 1033760, 1117753, 1259440, 1277432, 1375696, 1596790, 1719620, 1965280, 2235506, 2518880, 2554864, 2751392, 3193580, 3439240, 4471012, 5109728, 5588765, 6387160, 6878480, 8942024, 11177530, 12774320, 13756960, 17884048, 22355060, 25548640, 35768096, 44710120, 89420240, 178840480]

約数ペア:

[(1, 178840480), (2, 89420240), (4, 44710120), (5, 35768096), (7, 25548640), (8, 22355060), (10, 17884048), (13, 13756960), (14, 12774320), (16, 11177530), (20, 8942024), (26, 6878480), (28, 6387160), (32, 5588765), (35, 5109728), (40, 4471012), (52, 3439240), (56, 3193580), (65, 2751392), (70, 2554864), (71, 2518880), (80, 2235506), (91, 1965280), (104, 1719620), (112, 1596790), (130, 1375696), (140, 1277432), (142, 1259440), (160, 1117753), (173, 1033760), (182, 982640), (208, 859810), (224, 798395), (260, 687848), (280, 638716), (284, 629720), (346, 516880), (355, 503776), (364, 491320), (416, 429905), (455, 393056), (497, 359840), (520, 343924), (560, 319358), (568, 314860), (692, 258440), (710, 251888), (728, 245660), (865, 206752), (910, 196528), (923, 193760), (994, 179920), (1040, 171962), (1120, 159679), (1136, 157430), (1211, 147680), (1384, 129220), (1420, 125944), (1456, 122830), (1730, 103376), (1820, 98264), (1846, 96880), (1988, 89960), (2080, 85981), (2249, 79520), (2272, 78715), (2422, 73840), (2485, 71968), (2768, 64610), (2840, 62972), (2912, 61415), (3460, 51688), (3640, 49132), (3692, 48440), (3976, 44980), (4498, 39760), (4615, 38752), (4844, 36920), (4970, 35984), (5536, 32305), (5680, 31486), (6055, 29536), (6461, 27680), (6920, 25844), (7280, 24566), (7384, 24220), (7952, 22490), (8996, 19880), (9230, 19376), (9688, 18460), (9940, 17992), (11245, 15904), (11360, 15743), (12110, 14768), (12283, 14560), (12922, 13840)]