209927040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3527}}^1$

素因数の和:3580

約数の個数: 128

約数和(自身を含む): 690923520

約数和(自身を除く): 480996480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3527, 3720, 3968, 4960, 5952, 7054, 7440, 9920, 10581, 11904, 14108, 14880, 17635, 19840, 21162, 28216, 29760, 35270, 42324, 52905, 56432, 59520, 70540, 84648, 105810, 109337, 112864, 141080, 169296, 211620, 218674, 225728, 282160, 328011, 338592, 423240, 437348, 451456, 546685, 564320, 656022, 677184, 846480, 874696, 1093370, 1128640, 1312044, 1354368, 1640055, 1692960, 1749392, 2186740, 2257280, 2624088, 3280110, 3385920, 3498784, 4373480, 5248176, 6560220, 6771840, 6997568, 8746960, 10496352, 13120440, 13995136, 17493920, 20992704, 26240880, 34987840, 41985408, 52481760, 69975680, 104963520, 209927040]

約数ペア:

[(1, 209927040), (2, 104963520), (3, 69975680), (4, 52481760), (5, 41985408), (6, 34987840), (8, 26240880), (10, 20992704), (12, 17493920), (15, 13995136), (16, 13120440), (20, 10496352), (24, 8746960), (30, 6997568), (31, 6771840), (32, 6560220), (40, 5248176), (48, 4373480), (60, 3498784), (62, 3385920), (64, 3280110), (80, 2624088), (93, 2257280), (96, 2186740), (120, 1749392), (124, 1692960), (128, 1640055), (155, 1354368), (160, 1312044), (186, 1128640), (192, 1093370), (240, 874696), (248, 846480), (310, 677184), (320, 656022), (372, 564320), (384, 546685), (465, 451456), (480, 437348), (496, 423240), (620, 338592), (640, 328011), (744, 282160), (930, 225728), (960, 218674), (992, 211620), (1240, 169296), (1488, 141080), (1860, 112864), (1920, 109337), (1984, 105810), (2480, 84648), (2976, 70540), (3527, 59520), (3720, 56432), (3968, 52905), (4960, 42324), (5952, 35270), (7054, 29760), (7440, 28216), (9920, 21162), (10581, 19840), (11904, 17635), (14108, 14880)]