208718160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{439}}^1$

素因数の和:745

約数の個数: 160

約数和(自身を含む): 743761920

約数和(自身を除く): 535043760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 283, 336, 420, 439, 560, 566, 840, 849, 878, 1132, 1317, 1415, 1680, 1698, 1756, 1981, 2195, 2264, 2634, 2830, 3073, 3396, 3512, 3962, 4245, 4390, 4528, 5268, 5660, 5943, 6146, 6585, 6792, 7024, 7924, 8490, 8780, 9219, 9905, 10536, 11320, 11886, 12292, 13170, 13584, 15365, 15848, 16980, 17560, 18438, 19810, 21072, 22640, 23772, 24584, 26340, 29715, 30730, 31696, 33960, 35120, 36876, 39620, 46095, 47544, 49168, 52680, 59430, 61460, 67920, 73752, 79240, 92190, 95088, 105360, 118860, 122920, 124237, 147504, 158480, 184380, 237720, 245840, 248474, 368760, 372711, 475440, 496948, 621185, 737520, 745422, 869659, 993896, 1242370, 1490844, 1739318, 1863555, 1987792, 2484740, 2608977, 2981688, 3478636, 3727110, 4348295, 4969480, 5217954, 5963376, 6957272, 7454220, 8696590, 9938960, 10435908, 13044885, 13914544, 14908440, 17393180, 20871816, 26089770, 29816880, 34786360, 41743632, 52179540, 69572720, 104359080, 208718160]

約数ペア:

[(1, 208718160), (2, 104359080), (3, 69572720), (4, 52179540), (5, 41743632), (6, 34786360), (7, 29816880), (8, 26089770), (10, 20871816), (12, 17393180), (14, 14908440), (15, 13914544), (16, 13044885), (20, 10435908), (21, 9938960), (24, 8696590), (28, 7454220), (30, 6957272), (35, 5963376), (40, 5217954), (42, 4969480), (48, 4348295), (56, 3727110), (60, 3478636), (70, 2981688), (80, 2608977), (84, 2484740), (105, 1987792), (112, 1863555), (120, 1739318), (140, 1490844), (168, 1242370), (210, 993896), (240, 869659), (280, 745422), (283, 737520), (336, 621185), (420, 496948), (439, 475440), (560, 372711), (566, 368760), (840, 248474), (849, 245840), (878, 237720), (1132, 184380), (1317, 158480), (1415, 147504), (1680, 124237), (1698, 122920), (1756, 118860), (1981, 105360), (2195, 95088), (2264, 92190), (2634, 79240), (2830, 73752), (3073, 67920), (3396, 61460), (3512, 59430), (3962, 52680), (4245, 49168), (4390, 47544), (4528, 46095), (5268, 39620), (5660, 36876), (5943, 35120), (6146, 33960), (6585, 31696), (6792, 30730), (7024, 29715), (7924, 26340), (8490, 24584), (8780, 23772), (9219, 22640), (9905, 21072), (10536, 19810), (11320, 18438), (11886, 17560), (12292, 16980), (13170, 15848), (13584, 15365)]