209941920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4703}}^1$

素因数の和:4755

約数の個数: 144

約数和(自身を含む): 739694592

約数和(自身を除く): 529752672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4703, 4960, 5580, 7440, 8928, 9406, 11160, 14109, 14880, 18812, 22320, 23515, 28218, 37624, 42327, 44640, 47030, 56436, 70545, 75248, 84654, 94060, 112872, 141090, 145793, 150496, 169308, 188120, 211635, 225744, 282180, 291586, 338616, 376240, 423270, 437379, 451488, 564360, 583172, 677232, 728965, 752480, 846540, 874758, 1128720, 1166344, 1312137, 1354464, 1457930, 1693080, 1749516, 2186895, 2257440, 2332688, 2624274, 2915860, 3386160, 3499032, 4373790, 4665376, 5248548, 5831720, 6560685, 6772320, 6998064, 8747580, 10497096, 11663440, 13121370, 13996128, 17495160, 20994192, 23326880, 26242740, 34990320, 41988384, 52485480, 69980640, 104970960, 209941920]

約数ペア:

[(1, 209941920), (2, 104970960), (3, 69980640), (4, 52485480), (5, 41988384), (6, 34990320), (8, 26242740), (9, 23326880), (10, 20994192), (12, 17495160), (15, 13996128), (16, 13121370), (18, 11663440), (20, 10497096), (24, 8747580), (30, 6998064), (31, 6772320), (32, 6560685), (36, 5831720), (40, 5248548), (45, 4665376), (48, 4373790), (60, 3499032), (62, 3386160), (72, 2915860), (80, 2624274), (90, 2332688), (93, 2257440), (96, 2186895), (120, 1749516), (124, 1693080), (144, 1457930), (155, 1354464), (160, 1312137), (180, 1166344), (186, 1128720), (240, 874758), (248, 846540), (279, 752480), (288, 728965), (310, 677232), (360, 583172), (372, 564360), (465, 451488), (480, 437379), (496, 423270), (558, 376240), (620, 338616), (720, 291586), (744, 282180), (930, 225744), (992, 211635), (1116, 188120), (1240, 169308), (1395, 150496), (1440, 145793), (1488, 141090), (1860, 112872), (2232, 94060), (2480, 84654), (2790, 75248), (2976, 70545), (3720, 56436), (4464, 47030), (4703, 44640), (4960, 42327), (5580, 37624), (7440, 28218), (8928, 23515), (9406, 22320), (11160, 18812), (14109, 14880)]