160947280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 426222720

約数和(自身を除く): 265275440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 59, 61, 65, 80, 86, 104, 118, 122, 130, 172, 208, 215, 236, 244, 260, 295, 305, 344, 430, 472, 488, 520, 559, 590, 610, 688, 767, 793, 860, 944, 976, 1040, 1118, 1180, 1220, 1534, 1586, 1720, 2236, 2360, 2440, 2537, 2623, 2795, 3068, 3172, 3440, 3599, 3835, 3965, 4472, 4720, 4880, 5074, 5246, 5590, 6136, 6344, 7198, 7670, 7930, 8944, 10148, 10492, 11180, 12272, 12685, 12688, 13115, 14396, 15340, 15860, 17995, 20296, 20984, 22360, 25370, 26230, 28792, 30680, 31720, 32981, 34099, 35990, 40592, 41968, 44720, 46787, 50740, 52460, 57584, 61360, 63440, 65962, 68198, 71980, 93574, 101480, 104920, 131924, 136396, 143960, 154757, 164905, 170495, 187148, 202960, 209840, 233935, 263848, 272792, 287920, 309514, 329810, 340990, 374296, 467870, 527696, 545584, 619028, 659620, 681980, 748592, 773785, 935740, 1238056, 1319240, 1363960, 1547570, 1871480, 2011841, 2476112, 2638480, 2727920, 3095140, 3742960, 4023682, 6190280, 8047364, 10059205, 12380560, 16094728, 20118410, 32189456, 40236820, 80473640, 160947280]

約数ペア:

[(1, 160947280), (2, 80473640), (4, 40236820), (5, 32189456), (8, 20118410), (10, 16094728), (13, 12380560), (16, 10059205), (20, 8047364), (26, 6190280), (40, 4023682), (43, 3742960), (52, 3095140), (59, 2727920), (61, 2638480), (65, 2476112), (80, 2011841), (86, 1871480), (104, 1547570), (118, 1363960), (122, 1319240), (130, 1238056), (172, 935740), (208, 773785), (215, 748592), (236, 681980), (244, 659620), (260, 619028), (295, 545584), (305, 527696), (344, 467870), (430, 374296), (472, 340990), (488, 329810), (520, 309514), (559, 287920), (590, 272792), (610, 263848), (688, 233935), (767, 209840), (793, 202960), (860, 187148), (944, 170495), (976, 164905), (1040, 154757), (1118, 143960), (1180, 136396), (1220, 131924), (1534, 104920), (1586, 101480), (1720, 93574), (2236, 71980), (2360, 68198), (2440, 65962), (2537, 63440), (2623, 61360), (2795, 57584), (3068, 52460), (3172, 50740), (3440, 46787), (3599, 44720), (3835, 41968), (3965, 40592), (4472, 35990), (4720, 34099), (4880, 32981), (5074, 31720), (5246, 30680), (5590, 28792), (6136, 26230), (6344, 25370), (7198, 22360), (7670, 20984), (7930, 20296), (8944, 17995), (10148, 15860), (10492, 15340), (11180, 14396), (12272, 13115), (12685, 12688)]