161351280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7229}}^1$

素因数の和:7279

約数の個数: 120

約数和(自身を含む): 559428480

約数和(自身を除く): 398077200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7229, 7440, 11160, 14458, 21687, 22320, 28916, 36145, 43374, 57832, 65061, 72290, 86748, 108435, 115664, 130122, 144580, 173496, 216870, 224099, 260244, 289160, 325305, 346992, 433740, 448198, 520488, 578320, 650610, 672297, 867480, 896396, 1040976, 1120495, 1301220, 1344594, 1734960, 1792792, 2016891, 2240990, 2602440, 2689188, 3361485, 3585584, 4033782, 4481980, 5204880, 5378376, 6722970, 8067564, 8963960, 10084455, 10756752, 13445940, 16135128, 17927920, 20168910, 26891880, 32270256, 40337820, 53783760, 80675640, 161351280]

約数ペア:

[(1, 161351280), (2, 80675640), (3, 53783760), (4, 40337820), (5, 32270256), (6, 26891880), (8, 20168910), (9, 17927920), (10, 16135128), (12, 13445940), (15, 10756752), (16, 10084455), (18, 8963960), (20, 8067564), (24, 6722970), (30, 5378376), (31, 5204880), (36, 4481980), (40, 4033782), (45, 3585584), (48, 3361485), (60, 2689188), (62, 2602440), (72, 2240990), (80, 2016891), (90, 1792792), (93, 1734960), (120, 1344594), (124, 1301220), (144, 1120495), (155, 1040976), (180, 896396), (186, 867480), (240, 672297), (248, 650610), (279, 578320), (310, 520488), (360, 448198), (372, 433740), (465, 346992), (496, 325305), (558, 289160), (620, 260244), (720, 224099), (744, 216870), (930, 173496), (1116, 144580), (1240, 130122), (1395, 115664), (1488, 108435), (1860, 86748), (2232, 72290), (2480, 65061), (2790, 57832), (3720, 43374), (4464, 36145), (5580, 28916), (7229, 22320), (7440, 21687), (11160, 14458)]