211978260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{577}}^1$

素因数の和:762

約数の個数: 144

約数和(自身を含む): 698080656

約数和(自身を除く): 486102396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 157, 180, 195, 234, 260, 314, 390, 468, 471, 577, 585, 628, 780, 785, 942, 1154, 1170, 1413, 1570, 1731, 1884, 2041, 2308, 2340, 2355, 2826, 2885, 3140, 3462, 4082, 4710, 5193, 5652, 5770, 6123, 6924, 7065, 7501, 8164, 8655, 9420, 10205, 10386, 11540, 12246, 14130, 15002, 17310, 18369, 20410, 20772, 22503, 24492, 25965, 28260, 30004, 30615, 34620, 36738, 37505, 40820, 45006, 51930, 61230, 67509, 73476, 75010, 90012, 90589, 91845, 103860, 112515, 122460, 135018, 150020, 181178, 183690, 225030, 270036, 271767, 337545, 362356, 367380, 450060, 452945, 543534, 675090, 815301, 905890, 1087068, 1177657, 1350180, 1358835, 1630602, 1811780, 2355314, 2717670, 3261204, 3532971, 4076505, 4710628, 5435340, 5888285, 7065942, 8153010, 10598913, 11776570, 14131884, 16306020, 17664855, 21197826, 23553140, 35329710, 42395652, 52994565, 70659420, 105989130, 211978260]

約数ペア:

[(1, 211978260), (2, 105989130), (3, 70659420), (4, 52994565), (5, 42395652), (6, 35329710), (9, 23553140), (10, 21197826), (12, 17664855), (13, 16306020), (15, 14131884), (18, 11776570), (20, 10598913), (26, 8153010), (30, 7065942), (36, 5888285), (39, 5435340), (45, 4710628), (52, 4076505), (60, 3532971), (65, 3261204), (78, 2717670), (90, 2355314), (117, 1811780), (130, 1630602), (156, 1358835), (157, 1350180), (180, 1177657), (195, 1087068), (234, 905890), (260, 815301), (314, 675090), (390, 543534), (468, 452945), (471, 450060), (577, 367380), (585, 362356), (628, 337545), (780, 271767), (785, 270036), (942, 225030), (1154, 183690), (1170, 181178), (1413, 150020), (1570, 135018), (1731, 122460), (1884, 112515), (2041, 103860), (2308, 91845), (2340, 90589), (2355, 90012), (2826, 75010), (2885, 73476), (3140, 67509), (3462, 61230), (4082, 51930), (4710, 45006), (5193, 40820), (5652, 37505), (5770, 36738), (6123, 34620), (6924, 30615), (7065, 30004), (7501, 28260), (8164, 25965), (8655, 24492), (9420, 22503), (10205, 20772), (10386, 20410), (11540, 18369), (12246, 17310), (14130, 15002)]