207912720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:553

約数の個数: 160

約数和(自身を含む): 689420160

約数和(自身を除く): 481507440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 131, 136, 170, 204, 240, 255, 262, 272, 340, 389, 393, 408, 510, 524, 655, 680, 778, 786, 816, 1020, 1048, 1167, 1310, 1360, 1556, 1572, 1945, 1965, 2040, 2096, 2227, 2334, 2620, 3112, 3144, 3890, 3930, 4080, 4454, 4668, 5240, 5835, 6224, 6288, 6613, 6681, 7780, 7860, 8908, 9336, 10480, 11135, 11670, 13226, 13362, 15560, 15720, 17816, 18672, 19839, 22270, 23340, 26452, 26724, 31120, 31440, 33065, 33405, 35632, 39678, 44540, 46680, 50959, 52904, 53448, 66130, 66810, 79356, 89080, 93360, 99195, 101918, 105808, 106896, 132260, 133620, 152877, 158712, 178160, 198390, 203836, 254795, 264520, 267240, 305754, 317424, 396780, 407672, 509590, 529040, 534480, 611508, 764385, 793560, 815344, 866303, 1019180, 1223016, 1528770, 1587120, 1732606, 2038360, 2446032, 2598909, 3057540, 3465212, 4076720, 4331515, 5197818, 6115080, 6930424, 8663030, 10395636, 12230160, 12994545, 13860848, 17326060, 20791272, 25989090, 34652120, 41582544, 51978180, 69304240, 103956360, 207912720]

約数ペア:

[(1, 207912720), (2, 103956360), (3, 69304240), (4, 51978180), (5, 41582544), (6, 34652120), (8, 25989090), (10, 20791272), (12, 17326060), (15, 13860848), (16, 12994545), (17, 12230160), (20, 10395636), (24, 8663030), (30, 6930424), (34, 6115080), (40, 5197818), (48, 4331515), (51, 4076720), (60, 3465212), (68, 3057540), (80, 2598909), (85, 2446032), (102, 2038360), (120, 1732606), (131, 1587120), (136, 1528770), (170, 1223016), (204, 1019180), (240, 866303), (255, 815344), (262, 793560), (272, 764385), (340, 611508), (389, 534480), (393, 529040), (408, 509590), (510, 407672), (524, 396780), (655, 317424), (680, 305754), (778, 267240), (786, 264520), (816, 254795), (1020, 203836), (1048, 198390), (1167, 178160), (1310, 158712), (1360, 152877), (1556, 133620), (1572, 132260), (1945, 106896), (1965, 105808), (2040, 101918), (2096, 99195), (2227, 93360), (2334, 89080), (2620, 79356), (3112, 66810), (3144, 66130), (3890, 53448), (3930, 52904), (4080, 50959), (4454, 46680), (4668, 44540), (5240, 39678), (5835, 35632), (6224, 33405), (6288, 33065), (6613, 31440), (6681, 31120), (7780, 26724), (7860, 26452), (8908, 23340), (9336, 22270), (10480, 19839), (11135, 18672), (11670, 17816), (13226, 15720), (13362, 15560)]